19738854

素因数分解:

$2^1\times 3^2\times {\mathrm{331}}^1\times {\mathrm{3313}}^1$

素因数の和:3652

約数の個数: 24

約数和(自身を含む): 42909672

約数和(自身を除く): 23170818

約数列:

[1, 2, 3, 6, 9, 18, 331, 662, 993, 1986, 2979, 3313, 5958, 6626, 9939, 19878, 29817, 59634, 1096603, 2193206, 3289809, 6579618, 9869427, 19738854]

約数ペア:

[(1, 19738854), (2, 9869427), (3, 6579618), (6, 3289809), (9, 2193206), (18, 1096603), (331, 59634), (662, 29817), (993, 19878), (1986, 9939), (2979, 6626), (3313, 5958)]