18966636

素因数分解:

$2^2\times 3^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:130

約数の個数: 144

約数和(自身を含む): 57075200

約数和(自身を除く): 38108564

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 27, 36, 38, 39, 52, 54, 57, 76, 78, 79, 81, 108, 114, 117, 156, 158, 162, 171, 228, 234, 237, 243, 247, 316, 324, 342, 351, 468, 474, 486, 494, 513, 684, 702, 711, 741, 948, 972, 988, 1026, 1027, 1053, 1404, 1422, 1482, 1501, 1539, 2052, 2054, 2106, 2133, 2223, 2844, 2964, 3002, 3078, 3081, 3159, 4108, 4212, 4266, 4446, 4503, 4617, 6004, 6156, 6162, 6318, 6399, 6669, 8532, 8892, 9006, 9234, 9243, 12324, 12636, 12798, 13338, 13509, 18012, 18468, 18486, 19197, 19513, 20007, 25596, 26676, 27018, 27729, 36972, 38394, 39026, 40014, 40527, 54036, 55458, 58539, 60021, 76788, 78052, 80028, 81054, 83187, 110916, 117078, 120042, 121581, 162108, 166374, 175617, 234156, 240084, 243162, 249561, 332748, 351234, 364743, 486324, 499122, 526851, 702468, 729486, 998244, 1053702, 1458972, 1580553, 2107404, 3161106, 4741659, 6322212, 9483318, 18966636]

約数ペア:

[(1, 18966636), (2, 9483318), (3, 6322212), (4, 4741659), (6, 3161106), (9, 2107404), (12, 1580553), (13, 1458972), (18, 1053702), (19, 998244), (26, 729486), (27, 702468), (36, 526851), (38, 499122), (39, 486324), (52, 364743), (54, 351234), (57, 332748), (76, 249561), (78, 243162), (79, 240084), (81, 234156), (108, 175617), (114, 166374), (117, 162108), (156, 121581), (158, 120042), (162, 117078), (171, 110916), (228, 83187), (234, 81054), (237, 80028), (243, 78052), (247, 76788), (316, 60021), (324, 58539), (342, 55458), (351, 54036), (468, 40527), (474, 40014), (486, 39026), (494, 38394), (513, 36972), (684, 27729), (702, 27018), (711, 26676), (741, 25596), (948, 20007), (972, 19513), (988, 19197), (1026, 18486), (1027, 18468), (1053, 18012), (1404, 13509), (1422, 13338), (1482, 12798), (1501, 12636), (1539, 12324), (2052, 9243), (2054, 9234), (2106, 9006), (2133, 8892), (2223, 8532), (2844, 6669), (2964, 6399), (3002, 6318), (3078, 6162), (3081, 6156), (3159, 6004), (4108, 4617), (4212, 4503), (4266, 4446)]