156945808

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{316423}}^1$

素因数の和:316462

約数の個数: 20

約数和(自身を含む): 313892608

約数和(自身を除く): 156946800

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 316423, 632846, 1265692, 2531384, 5062768, 9809113, 19618226, 39236452, 78472904, 156945808]

約数ペア:

[(1, 156945808), (2, 78472904), (4, 39236452), (8, 19618226), (16, 9809113), (31, 5062768), (62, 2531384), (124, 1265692), (248, 632846), (496, 316423)]