19631860

素因数分解:

$2^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{4073}}^1$

素因数の和:4323

約数の個数: 24

約数和(自身を含む): 41408136

約数和(自身を除く): 21776276

約数列:

[1, 2, 4, 5, 10, 20, 241, 482, 964, 1205, 2410, 4073, 4820, 8146, 16292, 20365, 40730, 81460, 981593, 1963186, 3926372, 4907965, 9815930, 19631860]

約数ペア:

[(1, 19631860), (2, 9815930), (4, 4907965), (5, 3926372), (10, 1963186), (20, 981593), (241, 81460), (482, 40730), (964, 20365), (1205, 16292), (2410, 8146), (4073, 4820)]