188616620

素因数分解:

$2^2\times 5^1\times {\mathrm{1117}}^1\times {\mathrm{8443}}^1$

素因数の和:9569

約数の個数: 24

約数和(自身を含む): 396496464

約数和(自身を除く): 207879844

約数列:

[1, 2, 4, 5, 10, 20, 1117, 2234, 4468, 5585, 8443, 11170, 16886, 22340, 33772, 42215, 84430, 168860, 9430831, 18861662, 37723324, 47154155, 94308310, 188616620]

約数ペア:

[(1, 188616620), (2, 94308310), (4, 47154155), (5, 37723324), (10, 18861662), (20, 9430831), (1117, 168860), (2234, 84430), (4468, 42215), (5585, 33772), (8443, 22340), (11170, 16886)]