20567508

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4253}}^1$

素因数の和:4304

約数の個数: 48

約数和(自身を含む): 53362176

約数和(自身を除く): 32794668

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 186, 372, 403, 806, 1209, 1612, 2418, 4253, 4836, 8506, 12759, 17012, 25518, 51036, 55289, 110578, 131843, 165867, 221156, 263686, 331734, 395529, 527372, 663468, 791058, 1582116, 1713959, 3427918, 5141877, 6855836, 10283754, 20567508]

約数ペア:

[(1, 20567508), (2, 10283754), (3, 6855836), (4, 5141877), (6, 3427918), (12, 1713959), (13, 1582116), (26, 791058), (31, 663468), (39, 527372), (52, 395529), (62, 331734), (78, 263686), (93, 221156), (124, 165867), (156, 131843), (186, 110578), (372, 55289), (403, 51036), (806, 25518), (1209, 17012), (1612, 12759), (2418, 8506), (4253, 4836)]