19117160

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{12917}}^1$

素因数の和:12965

約数の個数: 32

約数和(自身を含む): 44179560

約数和(自身を除く): 25062400

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 12917, 25834, 51668, 64585, 103336, 129170, 258340, 477929, 516680, 955858, 1911716, 2389645, 3823432, 4779290, 9558580, 19117160]

約数ペア:

[(1, 19117160), (2, 9558580), (4, 4779290), (5, 3823432), (8, 2389645), (10, 1911716), (20, 955858), (37, 516680), (40, 477929), (74, 258340), (148, 129170), (185, 103336), (296, 64585), (370, 51668), (740, 25834), (1480, 12917)]