18662970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{1567}}^1$

素因数の和:1974

約数の個数: 32

約数和(自身を含む): 44932608

約数和(自身を除く): 26269638

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 397, 794, 1191, 1567, 1985, 2382, 3134, 3970, 4701, 5955, 7835, 9402, 11910, 15670, 23505, 47010, 622099, 1244198, 1866297, 3110495, 3732594, 6220990, 9331485, 18662970]

約数ペア:

[(1, 18662970), (2, 9331485), (3, 6220990), (5, 3732594), (6, 3110495), (10, 1866297), (15, 1244198), (30, 622099), (397, 47010), (794, 23505), (1191, 15670), (1567, 11910), (1985, 9402), (2382, 7835), (3134, 5955), (3970, 4701)]