18489330

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^2$

素因数の和:141

約数の個数: 96

約数和(自身を含む): 52001280

約数和(自身を除く): 33511950

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 47, 54, 62, 90, 93, 94, 135, 141, 155, 186, 235, 270, 279, 282, 310, 423, 465, 470, 558, 705, 837, 846, 930, 1269, 1395, 1410, 1457, 1674, 2115, 2209, 2538, 2790, 2914, 4185, 4230, 4371, 4418, 6345, 6627, 7285, 8370, 8742, 11045, 12690, 13113, 13254, 14570, 19881, 21855, 22090, 26226, 33135, 39339, 39762, 43710, 59643, 65565, 66270, 68479, 78678, 99405, 119286, 131130, 136958, 196695, 198810, 205437, 298215, 342395, 393390, 410874, 596430, 616311, 684790, 1027185, 1232622, 1848933, 2054370, 3081555, 3697866, 6163110, 9244665, 18489330]

約数ペア:

[(1, 18489330), (2, 9244665), (3, 6163110), (5, 3697866), (6, 3081555), (9, 2054370), (10, 1848933), (15, 1232622), (18, 1027185), (27, 684790), (30, 616311), (31, 596430), (45, 410874), (47, 393390), (54, 342395), (62, 298215), (90, 205437), (93, 198810), (94, 196695), (135, 136958), (141, 131130), (155, 119286), (186, 99405), (235, 78678), (270, 68479), (279, 66270), (282, 65565), (310, 59643), (423, 43710), (465, 39762), (470, 39339), (558, 33135), (705, 26226), (837, 22090), (846, 21855), (930, 19881), (1269, 14570), (1395, 13254), (1410, 13113), (1457, 12690), (1674, 11045), (2115, 8742), (2209, 8370), (2538, 7285), (2790, 6627), (2914, 6345), (4185, 4418), (4230, 4371)]