20173950752

素因数分解:

$2^5\times {\mathrm{449}}^1\times {\mathrm{571}}^1\times {\mathrm{2459}}^1$

素因数の和:3489

約数の個数: 48

約数和(自身を含む): 39891852000

約数和(自身を除く): 19717901248

約数列:

[1, 2, 4, 8, 16, 32, 449, 571, 898, 1142, 1796, 2284, 2459, 3592, 4568, 4918, 7184, 9136, 9836, 14368, 18272, 19672, 39344, 78688, 256379, 512758, 1025516, 1104091, 1404089, 2051032, 2208182, 2808178, 4102064, 4416364, 5616356, 8204128, 8832728, 11232712, 17665456, 22465424, 35330912, 44930848, 630435961, 1260871922, 2521743844, 5043487688, 10086975376, 20173950752]

約数ペア:

[(1, 20173950752), (2, 10086975376), (4, 5043487688), (8, 2521743844), (16, 1260871922), (32, 630435961), (449, 44930848), (571, 35330912), (898, 22465424), (1142, 17665456), (1796, 11232712), (2284, 8832728), (2459, 8204128), (3592, 5616356), (4568, 4416364), (4918, 4102064), (7184, 2808178), (9136, 2208182), (9836, 2051032), (14368, 1404089), (18272, 1104091), (19672, 1025516), (39344, 512758), (78688, 256379)]