20850312

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1571}}^1$

素因数の和:1666

約数の個数: 64

約数和(自身を含む): 60364800

約数和(自身を除く): 39514488

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 79, 84, 158, 168, 237, 316, 474, 553, 632, 948, 1106, 1571, 1659, 1896, 2212, 3142, 3318, 4424, 4713, 6284, 6636, 9426, 10997, 12568, 13272, 18852, 21994, 32991, 37704, 43988, 65982, 87976, 124109, 131964, 248218, 263928, 372327, 496436, 744654, 868763, 992872, 1489308, 1737526, 2606289, 2978616, 3475052, 5212578, 6950104, 10425156, 20850312]

約数ペア:

[(1, 20850312), (2, 10425156), (3, 6950104), (4, 5212578), (6, 3475052), (7, 2978616), (8, 2606289), (12, 1737526), (14, 1489308), (21, 992872), (24, 868763), (28, 744654), (42, 496436), (56, 372327), (79, 263928), (84, 248218), (158, 131964), (168, 124109), (237, 87976), (316, 65982), (474, 43988), (553, 37704), (632, 32991), (948, 21994), (1106, 18852), (1571, 13272), (1659, 12568), (1896, 10997), (2212, 9426), (3142, 6636), (3318, 6284), (4424, 4713)]