18510449420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{48711709}}^1$

素因数の和:48711737

約数の個数: 24

約数和(自身を含む): 40917836400

約数和(自身を除く): 22407386980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 48711709, 97423418, 194846836, 243558545, 487117090, 925522471, 974234180, 1851044942, 3702089884, 4627612355, 9255224710, 18510449420]

約数ペア:

[(1, 18510449420), (2, 9255224710), (4, 4627612355), (5, 3702089884), (10, 1851044942), (19, 974234180), (20, 925522471), (38, 487117090), (76, 243558545), (95, 194846836), (190, 97423418), (380, 48711709)]