19645782

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{4129}}^1$

素因数の和:4208

約数の個数: 32

約数和(自身を含む): 43018080

約数和(自身を除く): 23372298

約数列:

[1, 2, 3, 6, 13, 26, 39, 61, 78, 122, 183, 366, 793, 1586, 2379, 4129, 4758, 8258, 12387, 24774, 53677, 107354, 161031, 251869, 322062, 503738, 755607, 1511214, 3274297, 6548594, 9822891, 19645782]

約数ペア:

[(1, 19645782), (2, 9822891), (3, 6548594), (6, 3274297), (13, 1511214), (26, 755607), (39, 503738), (61, 322062), (78, 251869), (122, 161031), (183, 107354), (366, 53677), (793, 24774), (1586, 12387), (2379, 8258), (4129, 4758)]