20161173204

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{5821}}^1$

素因数の和:5990

約数の個数: 144

約数和(自身を含む): 54929871360

約数和(自身を除く): 34768698156

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 47, 69, 89, 92, 94, 138, 141, 178, 188, 207, 267, 276, 282, 356, 414, 423, 534, 564, 801, 828, 846, 1068, 1081, 1602, 1692, 2047, 2162, 3204, 3243, 4094, 4183, 4324, 5821, 6141, 6486, 8188, 8366, 9729, 11642, 12282, 12549, 12972, 16732, 17463, 18423, 19458, 23284, 24564, 25098, 34926, 36846, 37647, 38916, 50196, 52389, 69852, 73692, 75294, 96209, 104778, 133883, 150588, 192418, 209556, 267766, 273587, 288627, 384836, 401649, 518069, 535532, 547174, 577254, 803298, 820761, 865881, 1036138, 1094348, 1154508, 1204947, 1554207, 1606596, 1641522, 1731762, 2072276, 2409894, 2462283, 3108414, 3283044, 3463524, 4662621, 4819788, 4924566, 6216828, 6292501, 9325242, 9849132, 11915587, 12585002, 18650484, 18877503, 23831174, 24349243, 25170004, 35746761, 37755006, 47662348, 48698486, 56632509, 71493522, 73047729, 75510012, 97396972, 107240283, 113265018, 142987044, 146095458, 214480566, 219143187, 226530036, 292190916, 428961132, 438286374, 560032589, 876572748, 1120065178, 1680097767, 2240130356, 3360195534, 5040293301, 6720391068, 10080586602, 20161173204]

約数ペア:

[(1, 20161173204), (2, 10080586602), (3, 6720391068), (4, 5040293301), (6, 3360195534), (9, 2240130356), (12, 1680097767), (18, 1120065178), (23, 876572748), (36, 560032589), (46, 438286374), (47, 428961132), (69, 292190916), (89, 226530036), (92, 219143187), (94, 214480566), (138, 146095458), (141, 142987044), (178, 113265018), (188, 107240283), (207, 97396972), (267, 75510012), (276, 73047729), (282, 71493522), (356, 56632509), (414, 48698486), (423, 47662348), (534, 37755006), (564, 35746761), (801, 25170004), (828, 24349243), (846, 23831174), (1068, 18877503), (1081, 18650484), (1602, 12585002), (1692, 11915587), (2047, 9849132), (2162, 9325242), (3204, 6292501), (3243, 6216828), (4094, 4924566), (4183, 4819788), (4324, 4662621), (5821, 3463524), (6141, 3283044), (6486, 3108414), (8188, 2462283), (8366, 2409894), (9729, 2072276), (11642, 1731762), (12282, 1641522), (12549, 1606596), (12972, 1554207), (16732, 1204947), (17463, 1154508), (18423, 1094348), (19458, 1036138), (23284, 865881), (24564, 820761), (25098, 803298), (34926, 577254), (36846, 547174), (37647, 535532), (38916, 518069), (50196, 401649), (52389, 384836), (69852, 288627), (73692, 273587), (75294, 267766), (96209, 209556), (104778, 192418), (133883, 150588)]