20135529808

素因数分解:

$2^4\times {\mathrm{271}}^1\times {\mathrm{863}}^1\times {\mathrm{5381}}^1$

素因数の和:6523

約数の個数: 40

約数和(自身を含む): 39209204736

約数和(自身を除く): 19073674928

約数列:

[1, 2, 4, 8, 16, 271, 542, 863, 1084, 1726, 2168, 3452, 4336, 5381, 6904, 10762, 13808, 21524, 43048, 86096, 233873, 467746, 935492, 1458251, 1870984, 2916502, 3741968, 4643803, 5833004, 9287606, 11666008, 18575212, 23332016, 37150424, 74300848, 1258470613, 2516941226, 5033882452, 10067764904, 20135529808]

約数ペア:

[(1, 20135529808), (2, 10067764904), (4, 5033882452), (8, 2516941226), (16, 1258470613), (271, 74300848), (542, 37150424), (863, 23332016), (1084, 18575212), (1726, 11666008), (2168, 9287606), (3452, 5833004), (4336, 4643803), (5381, 3741968), (6904, 2916502), (10762, 1870984), (13808, 1458251), (21524, 935492), (43048, 467746), (86096, 233873)]