19217650

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{983}}^1$

素因数の和:1035

約数の個数: 48

約数和(自身を含む): 39533184

約数和(自身を除く): 20315534

約数列:

[1, 2, 5, 10, 17, 23, 25, 34, 46, 50, 85, 115, 170, 230, 391, 425, 575, 782, 850, 983, 1150, 1955, 1966, 3910, 4915, 9775, 9830, 16711, 19550, 22609, 24575, 33422, 45218, 49150, 83555, 113045, 167110, 226090, 384353, 417775, 565225, 768706, 835550, 1130450, 1921765, 3843530, 9608825, 19217650]

約数ペア:

[(1, 19217650), (2, 9608825), (5, 3843530), (10, 1921765), (17, 1130450), (23, 835550), (25, 768706), (34, 565225), (46, 417775), (50, 384353), (85, 226090), (115, 167110), (170, 113045), (230, 83555), (391, 49150), (425, 45218), (575, 33422), (782, 24575), (850, 22609), (983, 19550), (1150, 16711), (1955, 9830), (1966, 9775), (3910, 4915)]