1801820164

素因数分解:

$2^2\times {\mathrm{73}}^2\times {\mathrm{137}}^1\times {\mathrm{617}}^1$

素因数の和:904

約数の個数: 36

約数和(自身を含む): 3225526164

約数和(自身を除く): 1423706000

約数列:

[1, 2, 4, 73, 137, 146, 274, 292, 548, 617, 1234, 2468, 5329, 10001, 10658, 20002, 21316, 40004, 45041, 84529, 90082, 169058, 180164, 338116, 730073, 1460146, 2920292, 3287993, 6170617, 6575986, 12341234, 13151972, 24682468, 450455041, 900910082, 1801820164]

約数ペア:

[(1, 1801820164), (2, 900910082), (4, 450455041), (73, 24682468), (137, 13151972), (146, 12341234), (274, 6575986), (292, 6170617), (548, 3287993), (617, 2920292), (1234, 1460146), (2468, 730073), (5329, 338116), (10001, 180164), (10658, 169058), (20002, 90082), (21316, 84529), (40004, 45041)]