20347797618

素因数分解:

$2^1\times 3^4\times {\mathrm{359}}^1\times {\mathrm{349871}}^1$

素因数の和:350244

約数の個数: 40

約数和(自身を含む): 45721272960

約数和(自身を除く): 25373475342

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 359, 718, 1077, 2154, 3231, 6462, 9693, 19386, 29079, 58158, 349871, 699742, 1049613, 2099226, 3148839, 6297678, 9446517, 18893034, 28339551, 56679102, 125603689, 251207378, 376811067, 753622134, 1130433201, 2260866402, 3391299603, 6782599206, 10173898809, 20347797618]

約数ペア:

[(1, 20347797618), (2, 10173898809), (3, 6782599206), (6, 3391299603), (9, 2260866402), (18, 1130433201), (27, 753622134), (54, 376811067), (81, 251207378), (162, 125603689), (359, 56679102), (718, 28339551), (1077, 18893034), (2154, 9446517), (3231, 6297678), (6462, 3148839), (9693, 2099226), (19386, 1049613), (29079, 699742), (58158, 349871)]