18498324

素因数分解:

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

素因数の和:197

約数の個数: 72

約数和(自身を含む): 49556640

約数和(自身を除く): 31058316

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 79, 114, 156, 158, 228, 237, 247, 316, 474, 494, 741, 948, 988, 1027, 1482, 1501, 2054, 2964, 3002, 3081, 4108, 4503, 6004, 6162, 6241, 9006, 12324, 12482, 18012, 18723, 19513, 24964, 37446, 39026, 58539, 74892, 78052, 81133, 117078, 118579, 162266, 234156, 237158, 243399, 324532, 355737, 474316, 486798, 711474, 973596, 1422948, 1541527, 3083054, 4624581, 6166108, 9249162, 18498324]

約数ペア:

[(1, 18498324), (2, 9249162), (3, 6166108), (4, 4624581), (6, 3083054), (12, 1541527), (13, 1422948), (19, 973596), (26, 711474), (38, 486798), (39, 474316), (52, 355737), (57, 324532), (76, 243399), (78, 237158), (79, 234156), (114, 162266), (156, 118579), (158, 117078), (228, 81133), (237, 78052), (247, 74892), (316, 58539), (474, 39026), (494, 37446), (741, 24964), (948, 19513), (988, 18723), (1027, 18012), (1482, 12482), (1501, 12324), (2054, 9006), (2964, 6241), (3002, 6162), (3081, 6004), (4108, 4503)]