19081898

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{241}}^1$

素因数の和:374

約数の個数: 32

約数和(自身を含む): 32408640

約数和(自身を除く): 13326742

約数列:

[1, 2, 11, 22, 59, 61, 118, 122, 241, 482, 649, 671, 1298, 1342, 2651, 3599, 5302, 7198, 14219, 14701, 28438, 29402, 39589, 79178, 156409, 161711, 312818, 323422, 867359, 1734718, 9540949, 19081898]

約数ペア:

[(1, 19081898), (2, 9540949), (11, 1734718), (22, 867359), (59, 323422), (61, 312818), (118, 161711), (122, 156409), (241, 79178), (482, 39589), (649, 29402), (671, 28438), (1298, 14701), (1342, 14219), (2651, 7198), (3599, 5302)]