20221968

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1409}}^1$

素因数の和:1456

約数の個数: 80

約数和(自身を含む): 58746240

約数和(自身を除く): 38524272

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 23, 24, 26, 39, 46, 48, 52, 69, 78, 92, 104, 138, 156, 184, 208, 276, 299, 312, 368, 552, 598, 624, 897, 1104, 1196, 1409, 1794, 2392, 2818, 3588, 4227, 4784, 5636, 7176, 8454, 11272, 14352, 16908, 18317, 22544, 32407, 33816, 36634, 54951, 64814, 67632, 73268, 97221, 109902, 129628, 146536, 194442, 219804, 259256, 293072, 388884, 421291, 439608, 518512, 777768, 842582, 879216, 1263873, 1555536, 1685164, 2527746, 3370328, 5055492, 6740656, 10110984, 20221968]

約数ペア:

[(1, 20221968), (2, 10110984), (3, 6740656), (4, 5055492), (6, 3370328), (8, 2527746), (12, 1685164), (13, 1555536), (16, 1263873), (23, 879216), (24, 842582), (26, 777768), (39, 518512), (46, 439608), (48, 421291), (52, 388884), (69, 293072), (78, 259256), (92, 219804), (104, 194442), (138, 146536), (156, 129628), (184, 109902), (208, 97221), (276, 73268), (299, 67632), (312, 64814), (368, 54951), (552, 36634), (598, 33816), (624, 32407), (897, 22544), (1104, 18317), (1196, 16908), (1409, 14352), (1794, 11272), (2392, 8454), (2818, 7176), (3588, 5636), (4227, 4784)]