20629024

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2917}}^1$

素因数の和:2957

約数の個数: 48

約数和(自身を含む): 46326168

約数和(自身を除く): 25697144

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 104, 136, 208, 221, 272, 416, 442, 544, 884, 1768, 2917, 3536, 5834, 7072, 11668, 23336, 37921, 46672, 49589, 75842, 93344, 99178, 151684, 198356, 303368, 396712, 606736, 644657, 793424, 1213472, 1289314, 1586848, 2578628, 5157256, 10314512, 20629024]

約数ペア:

[(1, 20629024), (2, 10314512), (4, 5157256), (8, 2578628), (13, 1586848), (16, 1289314), (17, 1213472), (26, 793424), (32, 644657), (34, 606736), (52, 396712), (68, 303368), (104, 198356), (136, 151684), (208, 99178), (221, 93344), (272, 75842), (416, 49589), (442, 46672), (544, 37921), (884, 23336), (1768, 11668), (2917, 7072), (3536, 5834)]