20180138679

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{571}}^1\times {\mathrm{135409}}^1$

素因数の和:136015

約数の個数: 24

約数和(自身を含む): 30207262800

約数和(自身を除く): 10027124121

約数列:

[1, 3, 9, 29, 87, 261, 571, 1713, 5139, 16559, 49677, 135409, 149031, 406227, 1218681, 3926861, 11780583, 35341749, 77318539, 231955617, 695866851, 2242237631, 6726712893, 20180138679]

約数ペア:

[(1, 20180138679), (3, 6726712893), (9, 2242237631), (29, 695866851), (87, 231955617), (261, 77318539), (571, 35341749), (1713, 11780583), (5139, 3926861), (16559, 1218681), (49677, 406227), (135409, 149031)]