20535216

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{32909}}^1$

素因数の和:32933

約数の個数: 40

約数和(自身を含む): 57131760

約数和(自身を除く): 36596544

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 32909, 65818, 98727, 131636, 197454, 263272, 394908, 427817, 526544, 789816, 855634, 1283451, 1579632, 1711268, 2566902, 3422536, 5133804, 6845072, 10267608, 20535216]

約数ペア:

[(1, 20535216), (2, 10267608), (3, 6845072), (4, 5133804), (6, 3422536), (8, 2566902), (12, 1711268), (13, 1579632), (16, 1283451), (24, 855634), (26, 789816), (39, 526544), (48, 427817), (52, 394908), (78, 263272), (104, 197454), (156, 131636), (208, 98727), (312, 65818), (624, 32909)]