20342474866

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{286651}}^1$

素因数の和:286834

約数の個数: 32

約数和(自身を含む): 36076874112

約数和(自身を除く): 15734399246

約数列:

[1, 2, 7, 14, 37, 74, 137, 259, 274, 518, 959, 1918, 5069, 10138, 35483, 70966, 286651, 573302, 2006557, 4013114, 10606087, 21212174, 39271187, 74242609, 78542374, 148485218, 274898309, 549796618, 1453033919, 2906067838, 10171237433, 20342474866]

約数ペア:

[(1, 20342474866), (2, 10171237433), (7, 2906067838), (14, 1453033919), (37, 549796618), (74, 274898309), (137, 148485218), (259, 78542374), (274, 74242609), (518, 39271187), (959, 21212174), (1918, 10606087), (5069, 4013114), (10138, 2006557), (35483, 573302), (70966, 286651)]