18828630

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1597}}^1$

素因数の和:1741

約数の個数: 48

約数和(自身を含む): 49359024

約数和(自身を除く): 30530394

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 131, 262, 393, 655, 786, 1179, 1310, 1597, 1965, 2358, 3194, 3930, 4791, 5895, 7985, 9582, 11790, 14373, 15970, 23955, 28746, 47910, 71865, 143730, 209207, 418414, 627621, 1046035, 1255242, 1882863, 2092070, 3138105, 3765726, 6276210, 9414315, 18828630]

約数ペア:

[(1, 18828630), (2, 9414315), (3, 6276210), (5, 3765726), (6, 3138105), (9, 2092070), (10, 1882863), (15, 1255242), (18, 1046035), (30, 627621), (45, 418414), (90, 209207), (131, 143730), (262, 71865), (393, 47910), (655, 28746), (786, 23955), (1179, 15970), (1310, 14373), (1597, 11790), (1965, 9582), (2358, 7985), (3194, 5895), (3930, 4791)]