205397764

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{4919}}^1$

素因数の和:5020

約数の個数: 48

約数和(自身を含む): 428158080

約数和(自身を除く): 222760316

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 73, 143, 146, 286, 292, 572, 803, 949, 1606, 1898, 3212, 3796, 4919, 9838, 10439, 19676, 20878, 41756, 54109, 63947, 108218, 127894, 216436, 255788, 359087, 703417, 718174, 1406834, 1436348, 2813668, 3949957, 4668131, 7899914, 9336262, 15799828, 18672524, 51349441, 102698882, 205397764]

約数ペア:

[(1, 205397764), (2, 102698882), (4, 51349441), (11, 18672524), (13, 15799828), (22, 9336262), (26, 7899914), (44, 4668131), (52, 3949957), (73, 2813668), (143, 1436348), (146, 1406834), (286, 718174), (292, 703417), (572, 359087), (803, 255788), (949, 216436), (1606, 127894), (1898, 108218), (3212, 63947), (3796, 54109), (4919, 41756), (9838, 20878), (10439, 19676)]