1811142

素因数分解:

$2^1\times 3^2\times {\mathrm{239}}^1\times {\mathrm{421}}^1$

素因数の和:668

約数の個数: 24

約数和(自身を含む): 3949920

約数和(自身を除く): 2138778

約数列:

[1, 2, 3, 6, 9, 18, 239, 421, 478, 717, 842, 1263, 1434, 2151, 2526, 3789, 4302, 7578, 100619, 201238, 301857, 603714, 905571, 1811142]

約数ペア:

[(1, 1811142), (2, 905571), (3, 603714), (6, 301857), (9, 201238), (18, 100619), (239, 7578), (421, 4302), (478, 3789), (717, 2526), (842, 2151), (1263, 1434)]