198885044

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{643}}^1\times {\mathrm{1459}}^1$

素因数の和:2159

約数の個数: 24

約数和(自身を含む): 355410720

約数和(自身を除く): 156525676

約数列:

[1, 2, 4, 53, 106, 212, 643, 1286, 1459, 2572, 2918, 5836, 34079, 68158, 77327, 136316, 154654, 309308, 938137, 1876274, 3752548, 49721261, 99442522, 198885044]

約数ペア:

[(1, 198885044), (2, 99442522), (4, 49721261), (53, 3752548), (106, 1876274), (212, 938137), (643, 309308), (1286, 154654), (1459, 136316), (2572, 77327), (2918, 68158), (5836, 34079)]