19265290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{4073}}^1$

素因数の和:4134

約数の個数: 32

約数和(自身を含む): 38719296

約数和(自身を除く): 19454006

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 2365, 4073, 4730, 8146, 20365, 40730, 44803, 89606, 175139, 224015, 350278, 448030, 875695, 1751390, 1926529, 3853058, 9632645, 19265290]

約数ペア:

[(1, 19265290), (2, 9632645), (5, 3853058), (10, 1926529), (11, 1751390), (22, 875695), (43, 448030), (55, 350278), (86, 224015), (110, 175139), (215, 89606), (430, 44803), (473, 40730), (946, 20365), (2365, 8146), (4073, 4730)]