20693664

素因数分解:

$2^5\times 3^3\times {\mathrm{43}}^1\times {\mathrm{557}}^1$

素因数の和:619

約数の個数: 96

約数和(自身を含む): 61871040

約数和(自身を除く): 41177376

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 43, 48, 54, 72, 86, 96, 108, 129, 144, 172, 216, 258, 288, 344, 387, 432, 516, 557, 688, 774, 864, 1032, 1114, 1161, 1376, 1548, 1671, 2064, 2228, 2322, 3096, 3342, 4128, 4456, 4644, 5013, 6192, 6684, 8912, 9288, 10026, 12384, 13368, 15039, 17824, 18576, 20052, 23951, 26736, 30078, 37152, 40104, 47902, 53472, 60156, 71853, 80208, 95804, 120312, 143706, 160416, 191608, 215559, 240624, 287412, 383216, 431118, 481248, 574824, 646677, 766432, 862236, 1149648, 1293354, 1724472, 2299296, 2586708, 3448944, 5173416, 6897888, 10346832, 20693664]

約数ペア:

[(1, 20693664), (2, 10346832), (3, 6897888), (4, 5173416), (6, 3448944), (8, 2586708), (9, 2299296), (12, 1724472), (16, 1293354), (18, 1149648), (24, 862236), (27, 766432), (32, 646677), (36, 574824), (43, 481248), (48, 431118), (54, 383216), (72, 287412), (86, 240624), (96, 215559), (108, 191608), (129, 160416), (144, 143706), (172, 120312), (216, 95804), (258, 80208), (288, 71853), (344, 60156), (387, 53472), (432, 47902), (516, 40104), (557, 37152), (688, 30078), (774, 26736), (864, 23951), (1032, 20052), (1114, 18576), (1161, 17824), (1376, 15039), (1548, 13368), (1671, 12384), (2064, 10026), (2228, 9288), (2322, 8912), (3096, 6684), (3342, 6192), (4128, 5013), (4456, 4644)]