20553936

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{32939}}^1$

素因数の和:32963

約数の個数: 40

約数和(自身を含む): 57183840

約数和(自身を除く): 36629904

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 32939, 65878, 98817, 131756, 197634, 263512, 395268, 428207, 527024, 790536, 856414, 1284621, 1581072, 1712828, 2569242, 3425656, 5138484, 6851312, 10276968, 20553936]

約数ペア:

[(1, 20553936), (2, 10276968), (3, 6851312), (4, 5138484), (6, 3425656), (8, 2569242), (12, 1712828), (13, 1581072), (16, 1284621), (24, 856414), (26, 790536), (39, 527024), (48, 428207), (52, 395268), (78, 263512), (104, 197634), (156, 131756), (208, 98817), (312, 65878), (624, 32939)]