31821136

素因数分解:

$2^4\times {\mathrm{151}}^1\times {\mathrm{13171}}^1$

素因数の和:13330

約数の個数: 20

約数和(自身を含む): 62066464

約数和(自身を除く): 30245328

約数列:

[1, 2, 4, 8, 16, 151, 302, 604, 1208, 2416, 13171, 26342, 52684, 105368, 210736, 1988821, 3977642, 7955284, 15910568, 31821136]

約数ペア:

[(1, 31821136), (2, 15910568), (4, 7955284), (8, 3977642), (16, 1988821), (151, 210736), (302, 105368), (604, 52684), (1208, 26342), (2416, 13171)]