18742980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{312383}}^1$

素因数の和:312395

約数の個数: 24

約数和(自身を含む): 52480512

約数和(自身を除く): 33737532

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 312383, 624766, 937149, 1249532, 1561915, 1874298, 3123830, 3748596, 4685745, 6247660, 9371490, 18742980]

約数ペア:

[(1, 18742980), (2, 9371490), (3, 6247660), (4, 4685745), (5, 3748596), (6, 3123830), (10, 1874298), (12, 1561915), (15, 1249532), (20, 937149), (30, 624766), (60, 312383)]