18194715

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:177

約数の個数: 96

約数和(自身を含む): 40435200

約数和(自身を除く): 22240485

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 55, 59, 63, 77, 89, 99, 105, 165, 177, 231, 267, 295, 315, 385, 413, 445, 495, 531, 623, 649, 693, 801, 885, 979, 1155, 1239, 1335, 1869, 1947, 2065, 2655, 2937, 3115, 3245, 3465, 3717, 4005, 4543, 4895, 5251, 5607, 5841, 6195, 6853, 8811, 9345, 9735, 13629, 14685, 15753, 18585, 20559, 22715, 26255, 28035, 29205, 34265, 36757, 40887, 44055, 47259, 57761, 61677, 68145, 78765, 102795, 110271, 173283, 183785, 204435, 236295, 288805, 308385, 330813, 404327, 519849, 551355, 866415, 1212981, 1654065, 2021635, 2599245, 3638943, 6064905, 18194715]

約数ペア:

[(1, 18194715), (3, 6064905), (5, 3638943), (7, 2599245), (9, 2021635), (11, 1654065), (15, 1212981), (21, 866415), (33, 551355), (35, 519849), (45, 404327), (55, 330813), (59, 308385), (63, 288805), (77, 236295), (89, 204435), (99, 183785), (105, 173283), (165, 110271), (177, 102795), (231, 78765), (267, 68145), (295, 61677), (315, 57761), (385, 47259), (413, 44055), (445, 40887), (495, 36757), (531, 34265), (623, 29205), (649, 28035), (693, 26255), (801, 22715), (885, 20559), (979, 18585), (1155, 15753), (1239, 14685), (1335, 13629), (1869, 9735), (1947, 9345), (2065, 8811), (2655, 6853), (2937, 6195), (3115, 5841), (3245, 5607), (3465, 5251), (3717, 4895), (4005, 4543)]