19041477

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3671}}^1$

素因数の和:3713

約数の個数: 32

約数和(自身を含む): 32901120

約数和(自身を除く): 13859643

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 1729, 3671, 5187, 11013, 25697, 47723, 69749, 77091, 143169, 209247, 334061, 488243, 906737, 1002183, 1464729, 2720211, 6347159, 19041477]

約数ペア:

[(1, 19041477), (3, 6347159), (7, 2720211), (13, 1464729), (19, 1002183), (21, 906737), (39, 488243), (57, 334061), (91, 209247), (133, 143169), (247, 77091), (273, 69749), (399, 47723), (741, 25697), (1729, 11013), (3671, 5187)]