19486518968

素因数分解:

$2^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{4766761}}^1$

素因数の和:4766847

約数の個数: 32

約数和(自身を含む): 42328846560

約数和(自身を除く): 22842327592

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 73, 146, 292, 511, 584, 1022, 2044, 4088, 4766761, 9533522, 19067044, 33367327, 38134088, 66734654, 133469308, 266938616, 347973553, 695947106, 1391894212, 2435814871, 2783788424, 4871629742, 9743259484, 19486518968]

約数ペア:

[(1, 19486518968), (2, 9743259484), (4, 4871629742), (7, 2783788424), (8, 2435814871), (14, 1391894212), (28, 695947106), (56, 347973553), (73, 266938616), (146, 133469308), (292, 66734654), (511, 38134088), (584, 33367327), (1022, 19067044), (2044, 9533522), (4088, 4766761)]