20357629416

素因数分解:

$2^3\times 3^2\times {\mathrm{163}}^1\times {\mathrm{211}}^1\times {\mathrm{8221}}^1$

素因数の和:8607

約数の個数: 96

約数和(自身を含む): 55743186720

約数和(自身を除く): 35385557304

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 163, 211, 326, 422, 489, 633, 652, 844, 978, 1266, 1304, 1467, 1688, 1899, 1956, 2532, 2934, 3798, 3912, 5064, 5868, 7596, 8221, 11736, 15192, 16442, 24663, 32884, 34393, 49326, 65768, 68786, 73989, 98652, 103179, 137572, 147978, 197304, 206358, 275144, 295956, 309537, 412716, 591912, 619074, 825432, 1238148, 1340023, 1734631, 2476296, 2680046, 3469262, 4020069, 5203893, 5360092, 6938524, 8040138, 10407786, 10720184, 12060207, 13877048, 15611679, 16080276, 20815572, 24120414, 31223358, 32160552, 41631144, 48240828, 62446716, 96481656, 124893432, 282744853, 565489706, 848234559, 1130979412, 1696469118, 2261958824, 2544703677, 3392938236, 5089407354, 6785876472, 10178814708, 20357629416]

約数ペア:

[(1, 20357629416), (2, 10178814708), (3, 6785876472), (4, 5089407354), (6, 3392938236), (8, 2544703677), (9, 2261958824), (12, 1696469118), (18, 1130979412), (24, 848234559), (36, 565489706), (72, 282744853), (163, 124893432), (211, 96481656), (326, 62446716), (422, 48240828), (489, 41631144), (633, 32160552), (652, 31223358), (844, 24120414), (978, 20815572), (1266, 16080276), (1304, 15611679), (1467, 13877048), (1688, 12060207), (1899, 10720184), (1956, 10407786), (2532, 8040138), (2934, 6938524), (3798, 5360092), (3912, 5203893), (5064, 4020069), (5868, 3469262), (7596, 2680046), (8221, 2476296), (11736, 1734631), (15192, 1340023), (16442, 1238148), (24663, 825432), (32884, 619074), (34393, 591912), (49326, 412716), (65768, 309537), (68786, 295956), (73989, 275144), (98652, 206358), (103179, 197304), (137572, 147978)]