12945878

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{30971}}^1$

素因数の和:31003

約数の個数: 16

約数和(自身を含む): 22299840

約数和(自身を除く): 9353962

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 30971, 61942, 340681, 588449, 681362, 1176898, 6472939, 12945878]

約数ペア:

[(1, 12945878), (2, 6472939), (11, 1176898), (19, 681362), (22, 588449), (38, 340681), (209, 61942), (418, 30971)]