2018187730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{500791}}^1$

素因数の和:500842

約数の個数: 32

約数和(自身を含む): 4038386688

約数和(自身を除く): 2020198958

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 500791, 1001582, 2503955, 5007910, 6510283, 13020566, 15524521, 31049042, 32551415, 65102830, 77622605, 155245210, 201818773, 403637546, 1009093865, 2018187730]

約数ペア:

[(1, 2018187730), (2, 1009093865), (5, 403637546), (10, 201818773), (13, 155245210), (26, 77622605), (31, 65102830), (62, 32551415), (65, 31049042), (130, 15524521), (155, 13020566), (310, 6510283), (403, 5007910), (806, 2503955), (2015, 1001582), (4030, 500791)]