19707366

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{887}}^1$

素因数の和:945

約数の個数: 48

約数和(自身を含む): 47142144

約数和(自身を除く): 27434778

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 138, 161, 322, 483, 529, 887, 966, 1058, 1587, 1774, 2661, 3174, 3703, 5322, 6209, 7406, 11109, 12418, 18627, 20401, 22218, 37254, 40802, 61203, 122406, 142807, 285614, 428421, 469223, 856842, 938446, 1407669, 2815338, 3284561, 6569122, 9853683, 19707366]

約数ペア:

[(1, 19707366), (2, 9853683), (3, 6569122), (6, 3284561), (7, 2815338), (14, 1407669), (21, 938446), (23, 856842), (42, 469223), (46, 428421), (69, 285614), (138, 142807), (161, 122406), (322, 61203), (483, 40802), (529, 37254), (887, 22218), (966, 20401), (1058, 18627), (1587, 12418), (1774, 11109), (2661, 7406), (3174, 6209), (3703, 5322)]