18488757

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{379}}^1$

素因数の和:513

約数の個数: 32

約数和(自身を含む): 29767680

約数和(自身を除く): 11278923

約数列:

[1, 3, 7, 21, 23, 69, 101, 161, 303, 379, 483, 707, 1137, 2121, 2323, 2653, 6969, 7959, 8717, 16261, 26151, 38279, 48783, 61019, 114837, 183057, 267953, 803859, 880417, 2641251, 6162919, 18488757]

約数ペア:

[(1, 18488757), (3, 6162919), (7, 2641251), (21, 880417), (23, 803859), (69, 267953), (101, 183057), (161, 114837), (303, 61019), (379, 48783), (483, 38279), (707, 26151), (1137, 16261), (2121, 8717), (2323, 7959), (2653, 6969)]