18989808

素因数分解:

$2^4\times 3^1\times {\mathrm{395621}}^1$

素因数の和:395632

約数の個数: 20

約数和(自身を含む): 49057128

約数和(自身を除く): 30067320

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 395621, 791242, 1186863, 1582484, 2373726, 3164968, 4747452, 6329936, 9494904, 18989808]

約数ペア:

[(1, 18989808), (2, 9494904), (3, 6329936), (4, 4747452), (6, 3164968), (8, 2373726), (12, 1582484), (16, 1186863), (24, 791242), (48, 395621)]