18738504

素因数分解:

$2^3\times 3^2\times {\mathrm{317}}^1\times {\mathrm{821}}^1$

素因数の和:1150

約数の個数: 48

約数和(自身を含む): 50972220

約数和(自身を除く): 32233716

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 317, 634, 821, 951, 1268, 1642, 1902, 2463, 2536, 2853, 3284, 3804, 4926, 5706, 6568, 7389, 7608, 9852, 11412, 14778, 19704, 22824, 29556, 59112, 260257, 520514, 780771, 1041028, 1561542, 2082056, 2342313, 3123084, 4684626, 6246168, 9369252, 18738504]

約数ペア:

[(1, 18738504), (2, 9369252), (3, 6246168), (4, 4684626), (6, 3123084), (8, 2342313), (9, 2082056), (12, 1561542), (18, 1041028), (24, 780771), (36, 520514), (72, 260257), (317, 59112), (634, 29556), (821, 22824), (951, 19704), (1268, 14778), (1642, 11412), (1902, 9852), (2463, 7608), (2536, 7389), (2853, 6568), (3284, 5706), (3804, 4926)]