18059608

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:248

約数の個数: 64

約数和(自身を含む): 40734720

約数和(自身を除く): 22675112

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 101, 103, 124, 202, 206, 217, 248, 404, 412, 434, 707, 721, 808, 824, 868, 1414, 1442, 1736, 2828, 2884, 3131, 3193, 5656, 5768, 6262, 6386, 10403, 12524, 12772, 20806, 21917, 22351, 25048, 25544, 41612, 43834, 44702, 72821, 83224, 87668, 89404, 145642, 175336, 178808, 291284, 322493, 582568, 644986, 1289972, 2257451, 2579944, 4514902, 9029804, 18059608]

約数ペア:

[(1, 18059608), (2, 9029804), (4, 4514902), (7, 2579944), (8, 2257451), (14, 1289972), (28, 644986), (31, 582568), (56, 322493), (62, 291284), (101, 178808), (103, 175336), (124, 145642), (202, 89404), (206, 87668), (217, 83224), (248, 72821), (404, 44702), (412, 43834), (434, 41612), (707, 25544), (721, 25048), (808, 22351), (824, 21917), (868, 20806), (1414, 12772), (1442, 12524), (1736, 10403), (2828, 6386), (2884, 6262), (3131, 5768), (3193, 5656)]