20516472

素因数分解:

$2^3\times 3^2\times {\mathrm{67}}^1\times {\mathrm{4253}}^1$

素因数の和:4332

約数の個数: 48

約数和(自身を含む): 56408040

約数和(自身を除く): 35891568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 67, 72, 134, 201, 268, 402, 536, 603, 804, 1206, 1608, 2412, 4253, 4824, 8506, 12759, 17012, 25518, 34024, 38277, 51036, 76554, 102072, 153108, 284951, 306216, 569902, 854853, 1139804, 1709706, 2279608, 2564559, 3419412, 5129118, 6838824, 10258236, 20516472]

約数ペア:

[(1, 20516472), (2, 10258236), (3, 6838824), (4, 5129118), (6, 3419412), (8, 2564559), (9, 2279608), (12, 1709706), (18, 1139804), (24, 854853), (36, 569902), (67, 306216), (72, 284951), (134, 153108), (201, 102072), (268, 76554), (402, 51036), (536, 38277), (603, 34024), (804, 25518), (1206, 17012), (1608, 12759), (2412, 8506), (4253, 4824)]