18819060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1049}}^1$

素因数の和:1097

約数の個数: 96

約数和(自身を含む): 59270400

約数和(自身を除く): 40451340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 26, 30, 39, 46, 52, 60, 65, 69, 78, 92, 115, 130, 138, 156, 195, 230, 260, 276, 299, 345, 390, 460, 598, 690, 780, 897, 1049, 1196, 1380, 1495, 1794, 2098, 2990, 3147, 3588, 4196, 4485, 5245, 5980, 6294, 8970, 10490, 12588, 13637, 15735, 17940, 20980, 24127, 27274, 31470, 40911, 48254, 54548, 62940, 68185, 72381, 81822, 96508, 120635, 136370, 144762, 163644, 204555, 241270, 272740, 289524, 313651, 361905, 409110, 482540, 627302, 723810, 818220, 940953, 1254604, 1447620, 1568255, 1881906, 3136510, 3763812, 4704765, 6273020, 9409530, 18819060]

約数ペア:

[(1, 18819060), (2, 9409530), (3, 6273020), (4, 4704765), (5, 3763812), (6, 3136510), (10, 1881906), (12, 1568255), (13, 1447620), (15, 1254604), (20, 940953), (23, 818220), (26, 723810), (30, 627302), (39, 482540), (46, 409110), (52, 361905), (60, 313651), (65, 289524), (69, 272740), (78, 241270), (92, 204555), (115, 163644), (130, 144762), (138, 136370), (156, 120635), (195, 96508), (230, 81822), (260, 72381), (276, 68185), (299, 62940), (345, 54548), (390, 48254), (460, 40911), (598, 31470), (690, 27274), (780, 24127), (897, 20980), (1049, 17940), (1196, 15735), (1380, 13637), (1495, 12588), (1794, 10490), (2098, 8970), (2990, 6294), (3147, 5980), (3588, 5245), (4196, 4485)]