19139810

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1\times {\mathrm{211}}^1$

素因数の和:458

約数の個数: 32

約数和(自身を含む): 35534592

約数和(自身を除く): 16394782

約数列:

[1, 2, 5, 10, 47, 94, 193, 211, 235, 386, 422, 470, 965, 1055, 1930, 2110, 9071, 9917, 18142, 19834, 40723, 45355, 49585, 81446, 90710, 99170, 203615, 407230, 1913981, 3827962, 9569905, 19139810]

約数ペア:

[(1, 19139810), (2, 9569905), (5, 3827962), (10, 1913981), (47, 407230), (94, 203615), (193, 99170), (211, 90710), (235, 81446), (386, 49585), (422, 45355), (470, 40723), (965, 19834), (1055, 18142), (1930, 9917), (2110, 9071)]