20214108

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{307}}^1$

素因数の和:407

約数の個数: 72

約数和(自身を含む): 53813760

約数和(自身を除く): 33599652

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 59, 62, 93, 118, 124, 177, 186, 236, 279, 307, 354, 372, 531, 558, 614, 708, 921, 1062, 1116, 1228, 1829, 1842, 2124, 2763, 3658, 3684, 5487, 5526, 7316, 9517, 10974, 11052, 16461, 18113, 19034, 21948, 28551, 32922, 36226, 38068, 54339, 57102, 65844, 72452, 85653, 108678, 114204, 163017, 171306, 217356, 326034, 342612, 561503, 652068, 1123006, 1684509, 2246012, 3369018, 5053527, 6738036, 10107054, 20214108]

約数ペア:

[(1, 20214108), (2, 10107054), (3, 6738036), (4, 5053527), (6, 3369018), (9, 2246012), (12, 1684509), (18, 1123006), (31, 652068), (36, 561503), (59, 342612), (62, 326034), (93, 217356), (118, 171306), (124, 163017), (177, 114204), (186, 108678), (236, 85653), (279, 72452), (307, 65844), (354, 57102), (372, 54339), (531, 38068), (558, 36226), (614, 32922), (708, 28551), (921, 21948), (1062, 19034), (1116, 18113), (1228, 16461), (1829, 11052), (1842, 10974), (2124, 9517), (2763, 7316), (3658, 5526), (3684, 5487)]