18136924

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 35957376

約数和(自身を除く): 17820452

約数列:

[1, 2, 4, 13, 26, 41, 47, 52, 82, 94, 164, 181, 188, 362, 533, 611, 724, 1066, 1222, 1927, 2132, 2353, 2444, 3854, 4706, 7421, 7708, 8507, 9412, 14842, 17014, 25051, 29684, 34028, 50102, 96473, 100204, 110591, 192946, 221182, 348787, 385892, 442364, 697574, 1395148, 4534231, 9068462, 18136924]

約数ペア:

[(1, 18136924), (2, 9068462), (4, 4534231), (13, 1395148), (26, 697574), (41, 442364), (47, 385892), (52, 348787), (82, 221182), (94, 192946), (164, 110591), (181, 100204), (188, 96473), (362, 50102), (533, 34028), (611, 29684), (724, 25051), (1066, 17014), (1222, 14842), (1927, 9412), (2132, 8507), (2353, 7708), (2444, 7421), (3854, 4706)]