18222463

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{37}}^1$

素因数の和:116

約数の個数: 36

約数和(自身を含む): 23955960

約数和(自身を除く): 5733497

約数列:

[1, 7, 19, 23, 37, 49, 133, 161, 259, 437, 529, 703, 851, 931, 1127, 1813, 3059, 3703, 4921, 5957, 10051, 16169, 19573, 21413, 25921, 34447, 41699, 70357, 113183, 137011, 371887, 492499, 792281, 959077, 2603209, 18222463]

約数ペア:

[(1, 18222463), (7, 2603209), (19, 959077), (23, 792281), (37, 492499), (49, 371887), (133, 137011), (161, 113183), (259, 70357), (437, 41699), (529, 34447), (703, 25921), (851, 21413), (931, 19573), (1127, 16169), (1813, 10051), (3059, 5957), (3703, 4921)]