13988636

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1787}}^1$

素因数の和:1913

約数の個数: 24

約数和(自身を含む): 26033280

約数和(自身を除く): 12044644

約数列:

[1, 2, 4, 19, 38, 76, 103, 206, 412, 1787, 1957, 3574, 3914, 7148, 7828, 33953, 67906, 135812, 184061, 368122, 736244, 3497159, 6994318, 13988636]

約数ペア:

[(1, 13988636), (2, 6994318), (4, 3497159), (19, 736244), (38, 368122), (76, 184061), (103, 135812), (206, 67906), (412, 33953), (1787, 7828), (1957, 7148), (3574, 3914)]