20189710090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{1231831}}^1$

素因数の和:1231998

約数の個数: 32

約数和(自身を含む): 39911356800

約数和(自身を除く): 19721646710

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 149, 298, 745, 1490, 1639, 3278, 8195, 16390, 1231831, 2463662, 6159155, 12318310, 13550141, 27100282, 67750705, 135501410, 183542819, 367085638, 917714095, 1835428190, 2018971009, 4037942018, 10094855045, 20189710090]

約数ペア:

[(1, 20189710090), (2, 10094855045), (5, 4037942018), (10, 2018971009), (11, 1835428190), (22, 917714095), (55, 367085638), (110, 183542819), (149, 135501410), (298, 67750705), (745, 27100282), (1490, 13550141), (1639, 12318310), (3278, 6159155), (8195, 2463662), (16390, 1231831)]