19964324

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{4813}}^1$

素因数の和:4895

約数の個数: 24

約数和(自身を含む): 37606968

約数和(自身を除く): 17642644

約数列:

[1, 2, 4, 17, 34, 61, 68, 122, 244, 1037, 2074, 4148, 4813, 9626, 19252, 81821, 163642, 293593, 327284, 587186, 1174372, 4991081, 9982162, 19964324]

約数ペア:

[(1, 19964324), (2, 9982162), (4, 4991081), (17, 1174372), (34, 587186), (61, 327284), (68, 293593), (122, 163642), (244, 81821), (1037, 19252), (2074, 9626), (4148, 4813)]