18295706

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:167

約数の個数: 64

約数和(自身を含む): 35271936

約数和(自身を除く): 16976230

約数列:

[1, 2, 11, 13, 17, 22, 26, 34, 53, 71, 106, 142, 143, 187, 221, 286, 374, 442, 583, 689, 781, 901, 923, 1166, 1207, 1378, 1562, 1802, 1846, 2414, 2431, 3763, 4862, 7526, 7579, 9911, 10153, 11713, 13277, 15158, 15691, 19822, 20306, 23426, 26554, 31382, 41393, 48919, 63971, 82786, 97838, 127942, 128843, 172601, 257686, 345202, 538109, 703681, 831623, 1076218, 1407362, 1663246, 9147853, 18295706]

約数ペア:

[(1, 18295706), (2, 9147853), (11, 1663246), (13, 1407362), (17, 1076218), (22, 831623), (26, 703681), (34, 538109), (53, 345202), (71, 257686), (106, 172601), (142, 128843), (143, 127942), (187, 97838), (221, 82786), (286, 63971), (374, 48919), (442, 41393), (583, 31382), (689, 26554), (781, 23426), (901, 20306), (923, 19822), (1166, 15691), (1207, 15158), (1378, 13277), (1562, 11713), (1802, 10153), (1846, 9911), (2414, 7579), (2431, 7526), (3763, 4862)]