20939346

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{467}}^1$

素因数の和:575

約数の個数: 48

約数和(自身を含む): 47309184

約数和(自身を除く): 26369838

約数列:

[1, 2, 3, 6, 9, 18, 47, 53, 94, 106, 141, 159, 282, 318, 423, 467, 477, 846, 934, 954, 1401, 2491, 2802, 4203, 4982, 7473, 8406, 14946, 21949, 22419, 24751, 43898, 44838, 49502, 65847, 74253, 131694, 148506, 197541, 222759, 395082, 445518, 1163297, 2326594, 3489891, 6979782, 10469673, 20939346]

約数ペア:

[(1, 20939346), (2, 10469673), (3, 6979782), (6, 3489891), (9, 2326594), (18, 1163297), (47, 445518), (53, 395082), (94, 222759), (106, 197541), (141, 148506), (159, 131694), (282, 74253), (318, 65847), (423, 49502), (467, 44838), (477, 43898), (846, 24751), (934, 22419), (954, 21949), (1401, 14946), (2491, 8406), (2802, 7473), (4203, 4982)]