20385318

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{1483}}^1$

素因数の和:1596

約数の個数: 32

約数和(自身を含む): 42739200

約数和(自身を除く): 22353882

約数列:

[1, 2, 3, 6, 29, 58, 79, 87, 158, 174, 237, 474, 1483, 2291, 2966, 4449, 4582, 6873, 8898, 13746, 43007, 86014, 117157, 129021, 234314, 258042, 351471, 702942, 3397553, 6795106, 10192659, 20385318]

約数ペア:

[(1, 20385318), (2, 10192659), (3, 6795106), (6, 3397553), (29, 702942), (58, 351471), (79, 258042), (87, 234314), (158, 129021), (174, 117157), (237, 86014), (474, 43007), (1483, 13746), (2291, 8898), (2966, 6873), (4449, 4582)]