17992780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{69203}}^1$

素因数の和:69225

約数の個数: 24

約数和(自身を含む): 40691952

約数和(自身を除く): 22699172

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 69203, 138406, 276812, 346015, 692030, 899639, 1384060, 1799278, 3598556, 4498195, 8996390, 17992780]

約数ペア:

[(1, 17992780), (2, 8996390), (4, 4498195), (5, 3598556), (10, 1799278), (13, 1384060), (20, 899639), (26, 692030), (52, 346015), (65, 276812), (130, 138406), (260, 69203)]