20713156974

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{1039}}^1\times {\mathrm{11909}}^1$

素因数の和:12990

約数の個数: 64

約数和(自身を含む): 47563776000

約数和(自身を除く): 26850619026

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 93, 186, 279, 558, 837, 1039, 1674, 2078, 3117, 6234, 9351, 11909, 18702, 23818, 28053, 32209, 35727, 56106, 64418, 71454, 96627, 107181, 193254, 214362, 289881, 321543, 369179, 579762, 643086, 738358, 869643, 1107537, 1739286, 2215074, 3322611, 6645222, 9967833, 12373451, 19935666, 24746902, 37120353, 74240706, 111361059, 222722118, 334083177, 383576981, 668166354, 767153962, 1150730943, 2301461886, 3452192829, 6904385658, 10356578487, 20713156974]

約数ペア:

[(1, 20713156974), (2, 10356578487), (3, 6904385658), (6, 3452192829), (9, 2301461886), (18, 1150730943), (27, 767153962), (31, 668166354), (54, 383576981), (62, 334083177), (93, 222722118), (186, 111361059), (279, 74240706), (558, 37120353), (837, 24746902), (1039, 19935666), (1674, 12373451), (2078, 9967833), (3117, 6645222), (6234, 3322611), (9351, 2215074), (11909, 1739286), (18702, 1107537), (23818, 869643), (28053, 738358), (32209, 643086), (35727, 579762), (56106, 369179), (64418, 321543), (71454, 289881), (96627, 214362), (107181, 193254)]