20126132

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{1109}}^1$

素因数の和:1475

約数の個数: 24

約数和(自身を含む): 38073000

約数和(自身を除く): 17946868

約数列:

[1, 2, 4, 13, 26, 52, 349, 698, 1109, 1396, 2218, 4436, 4537, 9074, 14417, 18148, 28834, 57668, 387041, 774082, 1548164, 5031533, 10063066, 20126132]

約数ペア:

[(1, 20126132), (2, 10063066), (4, 5031533), (13, 1548164), (26, 774082), (52, 387041), (349, 57668), (698, 28834), (1109, 18148), (1396, 14417), (2218, 9074), (4436, 4537)]