18763688432

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{37830017}}^1$

素因数の和:37830056

約数の個数: 20

約数和(自身を含む): 37527377856

約数和(自身を除く): 18763689424

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 37830017, 75660034, 151320068, 302640136, 605280272, 1172730527, 2345461054, 4690922108, 9381844216, 18763688432]

約数ペア:

[(1, 18763688432), (2, 9381844216), (4, 4690922108), (8, 2345461054), (16, 1172730527), (31, 605280272), (62, 302640136), (124, 151320068), (248, 75660034), (496, 37830017)]