20771088

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{33287}}^1$

素因数の和:33311

約数の個数: 40

約数和(自身を含む): 57787968

約数和(自身を除く): 37016880

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 33287, 66574, 99861, 133148, 199722, 266296, 399444, 432731, 532592, 798888, 865462, 1298193, 1597776, 1730924, 2596386, 3461848, 5192772, 6923696, 10385544, 20771088]

約数ペア:

[(1, 20771088), (2, 10385544), (3, 6923696), (4, 5192772), (6, 3461848), (8, 2596386), (12, 1730924), (13, 1597776), (16, 1298193), (24, 865462), (26, 798888), (39, 532592), (48, 432731), (52, 399444), (78, 266296), (104, 199722), (156, 133148), (208, 99861), (312, 66574), (624, 33287)]