18214236

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{859}}^1$

素因数の和:919

約数の個数: 72

約数和(自身を含む): 50086400

約数和(自身を除く): 31872164

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 31, 36, 38, 57, 62, 76, 93, 114, 124, 171, 186, 228, 279, 342, 372, 558, 589, 684, 859, 1116, 1178, 1718, 1767, 2356, 2577, 3436, 3534, 5154, 5301, 7068, 7731, 10308, 10602, 15462, 16321, 21204, 26629, 30924, 32642, 48963, 53258, 65284, 79887, 97926, 106516, 146889, 159774, 195852, 239661, 293778, 319548, 479322, 505951, 587556, 958644, 1011902, 1517853, 2023804, 3035706, 4553559, 6071412, 9107118, 18214236]

約数ペア:

[(1, 18214236), (2, 9107118), (3, 6071412), (4, 4553559), (6, 3035706), (9, 2023804), (12, 1517853), (18, 1011902), (19, 958644), (31, 587556), (36, 505951), (38, 479322), (57, 319548), (62, 293778), (76, 239661), (93, 195852), (114, 159774), (124, 146889), (171, 106516), (186, 97926), (228, 79887), (279, 65284), (342, 53258), (372, 48963), (558, 32642), (589, 30924), (684, 26629), (859, 21204), (1116, 16321), (1178, 15462), (1718, 10602), (1767, 10308), (2356, 7731), (2577, 7068), (3436, 5301), (3534, 5154)]