67764016

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{136621}}^1$

素因数の和:136660

約数の個数: 20

約数和(自身を含む): 135529024

約数和(自身を除く): 67765008

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 136621, 273242, 546484, 1092968, 2185936, 4235251, 8470502, 16941004, 33882008, 67764016]

約数ペア:

[(1, 67764016), (2, 33882008), (4, 16941004), (8, 8470502), (16, 4235251), (31, 2185936), (62, 1092968), (124, 546484), (248, 273242), (496, 136621)]