1620229636

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{519971}}^1$

素因数の和:520035

約数の個数: 24

約数和(自身を含む): 3057435360

約数和(自身を除く): 1437205724

約数列:

[1, 2, 4, 19, 38, 41, 76, 82, 164, 779, 1558, 3116, 519971, 1039942, 2079884, 9879449, 19758898, 21318811, 39517796, 42637622, 85275244, 405057409, 810114818, 1620229636]

約数ペア:

[(1, 1620229636), (2, 810114818), (4, 405057409), (19, 85275244), (38, 42637622), (41, 39517796), (76, 21318811), (82, 19758898), (164, 9879449), (779, 2079884), (1558, 1039942), (3116, 519971)]