20029328

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{359}}^1$

素因数の和:695

約数の個数: 40

約数和(自身を含む): 42586560

約数和(自身を除く): 22557232

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 317, 359, 634, 718, 1268, 1436, 2536, 2872, 3487, 3949, 5072, 5744, 6974, 7898, 13948, 15796, 27896, 31592, 55792, 63184, 113803, 227606, 455212, 910424, 1251833, 1820848, 2503666, 5007332, 10014664, 20029328]

約数ペア:

[(1, 20029328), (2, 10014664), (4, 5007332), (8, 2503666), (11, 1820848), (16, 1251833), (22, 910424), (44, 455212), (88, 227606), (176, 113803), (317, 63184), (359, 55792), (634, 31592), (718, 27896), (1268, 15796), (1436, 13948), (2536, 7898), (2872, 6974), (3487, 5744), (3949, 5072)]