20372938754

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1821289}}^1$

素因数の和:1821362

約数の個数: 32

約数和(自身を含む): 37766269440

約数和(自身を除く): 17393330686

約数列:

[1, 2, 7, 14, 17, 34, 47, 94, 119, 238, 329, 658, 799, 1598, 5593, 11186, 1821289, 3642578, 12749023, 25498046, 30961913, 61923826, 85600583, 171201166, 216733391, 433466782, 599204081, 1198408162, 1455209911, 2910419822, 10186469377, 20372938754]

約数ペア:

[(1, 20372938754), (2, 10186469377), (7, 2910419822), (14, 1455209911), (17, 1198408162), (34, 599204081), (47, 433466782), (94, 216733391), (119, 171201166), (238, 85600583), (329, 61923826), (658, 30961913), (799, 25498046), (1598, 12749023), (5593, 3642578), (11186, 1821289)]