19946630

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{1217}}^1$

素因数の和:1384

約数の個数: 32

約数和(自身を含む): 39463200

約数和(自身を除く): 19516570

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 149, 298, 745, 1217, 1490, 1639, 2434, 3278, 6085, 8195, 12170, 13387, 16390, 26774, 66935, 133870, 181333, 362666, 906665, 1813330, 1994663, 3989326, 9973315, 19946630]

約数ペア:

[(1, 19946630), (2, 9973315), (5, 3989326), (10, 1994663), (11, 1813330), (22, 906665), (55, 362666), (110, 181333), (149, 133870), (298, 66935), (745, 26774), (1217, 16390), (1490, 13387), (1639, 12170), (2434, 8195), (3278, 6085)]