20115888

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{32237}}^1$

素因数の和:32261

約数の個数: 40

約数和(自身を含む): 55965168

約数和(自身を除く): 35849280

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 32237, 64474, 96711, 128948, 193422, 257896, 386844, 419081, 515792, 773688, 838162, 1257243, 1547376, 1676324, 2514486, 3352648, 5028972, 6705296, 10057944, 20115888]

約数ペア:

[(1, 20115888), (2, 10057944), (3, 6705296), (4, 5028972), (6, 3352648), (8, 2514486), (12, 1676324), (13, 1547376), (16, 1257243), (24, 838162), (26, 773688), (39, 515792), (48, 419081), (52, 386844), (78, 257896), (104, 193422), (156, 128948), (208, 96711), (312, 64474), (624, 32237)]