18775038

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:249

約数の個数: 64

約数和(自身を含む): 42550272

約数和(自身を除く): 23775234

約数列:

[1, 2, 3, 6, 17, 23, 34, 46, 51, 53, 69, 102, 106, 138, 151, 159, 302, 318, 391, 453, 782, 901, 906, 1173, 1219, 1802, 2346, 2438, 2567, 2703, 3473, 3657, 5134, 5406, 6946, 7314, 7701, 8003, 10419, 15402, 16006, 20723, 20838, 24009, 41446, 48018, 59041, 62169, 118082, 124338, 136051, 177123, 184069, 272102, 354246, 368138, 408153, 552207, 816306, 1104414, 3129173, 6258346, 9387519, 18775038]

約数ペア:

[(1, 18775038), (2, 9387519), (3, 6258346), (6, 3129173), (17, 1104414), (23, 816306), (34, 552207), (46, 408153), (51, 368138), (53, 354246), (69, 272102), (102, 184069), (106, 177123), (138, 136051), (151, 124338), (159, 118082), (302, 62169), (318, 59041), (391, 48018), (453, 41446), (782, 24009), (901, 20838), (906, 20723), (1173, 16006), (1219, 15402), (1802, 10419), (2346, 8003), (2438, 7701), (2567, 7314), (2703, 6946), (3473, 5406), (3657, 5134)]