20121876838

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2915369}}^1$

素因数の和:2915424

約数の個数: 32

約数和(自身を含む): 37783195200

約数和(自身を除く): 17661318362

約数列:

[1, 2, 7, 14, 17, 29, 34, 58, 119, 203, 238, 406, 493, 986, 3451, 6902, 2915369, 5830738, 20407583, 40815166, 49561273, 84545701, 99122546, 169091402, 346928911, 591819907, 693857822, 1183639814, 1437276917, 2874553834, 10060938419, 20121876838]

約数ペア:

[(1, 20121876838), (2, 10060938419), (7, 2874553834), (14, 1437276917), (17, 1183639814), (29, 693857822), (34, 591819907), (58, 346928911), (119, 169091402), (203, 99122546), (238, 84545701), (406, 49561273), (493, 40815166), (986, 20407583), (3451, 5830738), (6902, 2915369)]