17936620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{463}}^1$

素因数の和:634

約数の個数: 48

約数和(自身を含む): 40924800

約数和(自身を除く): 22988180

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 149, 260, 298, 463, 596, 745, 926, 1490, 1852, 1937, 2315, 2980, 3874, 4630, 6019, 7748, 9260, 9685, 12038, 19370, 24076, 30095, 38740, 60190, 68987, 120380, 137974, 275948, 344935, 689870, 896831, 1379740, 1793662, 3587324, 4484155, 8968310, 17936620]

約数ペア:

[(1, 17936620), (2, 8968310), (4, 4484155), (5, 3587324), (10, 1793662), (13, 1379740), (20, 896831), (26, 689870), (52, 344935), (65, 275948), (130, 137974), (149, 120380), (260, 68987), (298, 60190), (463, 38740), (596, 30095), (745, 24076), (926, 19370), (1490, 12038), (1852, 9685), (1937, 9260), (2315, 7748), (2980, 6019), (3874, 4630)]