20177887970

素因数分解:

$2^1\times 5^1\times {\mathrm{17443}}^1\times {\mathrm{115679}}^1$

素因数の和:133129

約数の個数: 16

約数和(自身を含む): 36322594560

約数和(自身を除く): 16144706590

約数列:

[1, 2, 5, 10, 17443, 34886, 87215, 115679, 174430, 231358, 578395, 1156790, 2017788797, 4035577594, 10088943985, 20177887970]

約数ペア:

[(1, 20177887970), (2, 10088943985), (5, 4035577594), (10, 2017788797), (17443, 1156790), (34886, 578395), (87215, 231358), (115679, 174430)]