18547890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{26881}}^1$

素因数の和:26914

約数の個数: 32

約数和(自身を含む): 46452096

約数和(自身を除く): 27904206

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 26881, 53762, 80643, 134405, 161286, 268810, 403215, 618263, 806430, 1236526, 1854789, 3091315, 3709578, 6182630, 9273945, 18547890]

約数ペア:

[(1, 18547890), (2, 9273945), (3, 6182630), (5, 3709578), (6, 3091315), (10, 1854789), (15, 1236526), (23, 806430), (30, 618263), (46, 403215), (69, 268810), (115, 161286), (138, 134405), (230, 80643), (345, 53762), (690, 26881)]