18874132

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{751}}^1$

素因数の和:919

約数の個数: 24

約数和(自身を含む): 33942272

約数和(自身を除く): 15068140

約数列:

[1, 2, 4, 61, 103, 122, 206, 244, 412, 751, 1502, 3004, 6283, 12566, 25132, 45811, 77353, 91622, 154706, 183244, 309412, 4718533, 9437066, 18874132]

約数ペア:

[(1, 18874132), (2, 9437066), (4, 4718533), (61, 309412), (103, 183244), (122, 154706), (206, 91622), (244, 77353), (412, 45811), (751, 25132), (1502, 12566), (3004, 6283)]