16624660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1487}}^1$

素因数の和:1552

約数の個数: 48

約数和(自身を含む): 38497536

約数和(自身を除く): 21872876

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 860, 1118, 1487, 2236, 2795, 2974, 5590, 5948, 7435, 11180, 14870, 19331, 29740, 38662, 63941, 77324, 96655, 127882, 193310, 255764, 319705, 386620, 639410, 831233, 1278820, 1662466, 3324932, 4156165, 8312330, 16624660]

約数ペア:

[(1, 16624660), (2, 8312330), (4, 4156165), (5, 3324932), (10, 1662466), (13, 1278820), (20, 831233), (26, 639410), (43, 386620), (52, 319705), (65, 255764), (86, 193310), (130, 127882), (172, 96655), (215, 77324), (260, 63941), (430, 38662), (559, 29740), (860, 19331), (1118, 14870), (1487, 11180), (2236, 7435), (2795, 5948), (2974, 5590)]