18871170072

素因数分解:

$2^3\times 3^1\times {\mathrm{421}}^1\times {\mathrm{1867693}}^1$

素因数の和:1868123

約数の個数: 32

約数和(自身を含む): 47290012080

約数和(自身を除く): 28418842008

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 421, 842, 1263, 1684, 2526, 3368, 5052, 10104, 1867693, 3735386, 5603079, 7470772, 11206158, 14941544, 22412316, 44824632, 786298753, 1572597506, 2358896259, 3145195012, 4717792518, 6290390024, 9435585036, 18871170072]

約数ペア:

[(1, 18871170072), (2, 9435585036), (3, 6290390024), (4, 4717792518), (6, 3145195012), (8, 2358896259), (12, 1572597506), (24, 786298753), (421, 44824632), (842, 22412316), (1263, 14941544), (1684, 11206158), (2526, 7470772), (3368, 5603079), (5052, 3735386), (10104, 1867693)]