19158126

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{181}}^1$

素因数の和:281

約数の個数: 64

約数和(自身を含む): 44029440

約数和(自身を除く): 24871314

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 59, 69, 78, 118, 138, 177, 181, 299, 354, 362, 543, 598, 767, 897, 1086, 1357, 1534, 1794, 2301, 2353, 2714, 4071, 4163, 4602, 4706, 7059, 8142, 8326, 10679, 12489, 14118, 17641, 21358, 24978, 32037, 35282, 52923, 54119, 64074, 105846, 108238, 138827, 162357, 245617, 277654, 324714, 416481, 491234, 736851, 832962, 1473702, 3193021, 6386042, 9579063, 19158126]

約数ペア:

[(1, 19158126), (2, 9579063), (3, 6386042), (6, 3193021), (13, 1473702), (23, 832962), (26, 736851), (39, 491234), (46, 416481), (59, 324714), (69, 277654), (78, 245617), (118, 162357), (138, 138827), (177, 108238), (181, 105846), (299, 64074), (354, 54119), (362, 52923), (543, 35282), (598, 32037), (767, 24978), (897, 21358), (1086, 17641), (1357, 14118), (1534, 12489), (1794, 10679), (2301, 8326), (2353, 8142), (2714, 7059), (4071, 4706), (4163, 4602)]