156645584

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{238789}}^1$

素因数の和:238838

約数の個数: 20

約数和(自身を含む): 310904580

約数和(自身を除く): 154258996

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 238789, 477578, 955156, 1910312, 3820624, 9790349, 19580698, 39161396, 78322792, 156645584]

約数ペア:

[(1, 156645584), (2, 78322792), (4, 39161396), (8, 19580698), (16, 9790349), (41, 3820624), (82, 1910312), (164, 955156), (328, 477578), (656, 238789)]