30921808

素因数分解:

$2^4\times {\mathrm{811}}^1\times {\mathrm{2383}}^1$

素因数の和:3202

約数の個数: 20

約数和(自身を含む): 60010048

約数和(自身を除く): 29088240

約数列:

[1, 2, 4, 8, 16, 811, 1622, 2383, 3244, 4766, 6488, 9532, 12976, 19064, 38128, 1932613, 3865226, 7730452, 15460904, 30921808]

約数ペア:

[(1, 30921808), (2, 15460904), (4, 7730452), (8, 3865226), (16, 1932613), (811, 38128), (1622, 19064), (2383, 12976), (3244, 9532), (4766, 6488)]