17944940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{69019}}^1$

素因数の和:69041

約数の個数: 24

約数和(自身を含む): 40583760

約数和(自身を除く): 22638820

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 69019, 138038, 276076, 345095, 690190, 897247, 1380380, 1794494, 3588988, 4486235, 8972470, 17944940]

約数ペア:

[(1, 17944940), (2, 8972470), (4, 4486235), (5, 3588988), (10, 1794494), (13, 1380380), (20, 897247), (26, 690190), (52, 345095), (65, 276076), (130, 138038), (260, 69019)]