20214657848

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{80629}}^1$

素因数の和:80701

約数の個数: 96

約数和(自身を含む): 48900482400

約数和(自身を除く): 28685824552

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 37, 44, 56, 74, 77, 88, 121, 148, 154, 242, 259, 296, 308, 407, 484, 518, 616, 814, 847, 968, 1036, 1628, 1694, 2072, 2849, 3256, 3388, 4477, 5698, 6776, 8954, 11396, 17908, 22792, 31339, 35816, 62678, 80629, 125356, 161258, 250712, 322516, 564403, 645032, 886919, 1128806, 1773838, 2257612, 2983273, 3547676, 4515224, 5966546, 6208433, 7095352, 9756109, 11933092, 12416866, 19512218, 20882911, 23866184, 24833732, 32816003, 39024436, 41765822, 49667464, 65632006, 68292763, 78048872, 83531644, 131264012, 136585526, 167063288, 229712021, 262528024, 273171052, 360976033, 459424042, 546342104, 721952066, 918848084, 1443904132, 1837696168, 2526832231, 2887808264, 5053664462, 10107328924, 20214657848]

約数ペア:

[(1, 20214657848), (2, 10107328924), (4, 5053664462), (7, 2887808264), (8, 2526832231), (11, 1837696168), (14, 1443904132), (22, 918848084), (28, 721952066), (37, 546342104), (44, 459424042), (56, 360976033), (74, 273171052), (77, 262528024), (88, 229712021), (121, 167063288), (148, 136585526), (154, 131264012), (242, 83531644), (259, 78048872), (296, 68292763), (308, 65632006), (407, 49667464), (484, 41765822), (518, 39024436), (616, 32816003), (814, 24833732), (847, 23866184), (968, 20882911), (1036, 19512218), (1628, 12416866), (1694, 11933092), (2072, 9756109), (2849, 7095352), (3256, 6208433), (3388, 5966546), (4477, 4515224), (5698, 3547676), (6776, 2983273), (8954, 2257612), (11396, 1773838), (17908, 1128806), (22792, 886919), (31339, 645032), (35816, 564403), (62678, 322516), (80629, 250712), (125356, 161258)]