20665506

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{2441}}^1$

素因数の和:2546

約数の個数: 32

約数和(自身を含む): 44307648

約数和(自身を除く): 23642142

約数列:

[1, 2, 3, 6, 17, 34, 51, 83, 102, 166, 249, 498, 1411, 2441, 2822, 4233, 4882, 7323, 8466, 14646, 41497, 82994, 124491, 202603, 248982, 405206, 607809, 1215618, 3444251, 6888502, 10332753, 20665506]

約数ペア:

[(1, 20665506), (2, 10332753), (3, 6888502), (6, 3444251), (17, 1215618), (34, 607809), (51, 405206), (83, 248982), (102, 202603), (166, 124491), (249, 82994), (498, 41497), (1411, 14646), (2441, 8466), (2822, 7323), (4233, 4882)]