20853054

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{157}}^2$

素因数の和:369

約数の個数: 36

約数和(自身を含む): 46438704

約数和(自身を除く): 25585650

約数列:

[1, 2, 3, 6, 9, 18, 47, 94, 141, 157, 282, 314, 423, 471, 846, 942, 1413, 2826, 7379, 14758, 22137, 24649, 44274, 49298, 66411, 73947, 132822, 147894, 221841, 443682, 1158503, 2317006, 3475509, 6951018, 10426527, 20853054]

約数ペア:

[(1, 20853054), (2, 10426527), (3, 6951018), (6, 3475509), (9, 2317006), (18, 1158503), (47, 443682), (94, 221841), (141, 147894), (157, 132822), (282, 73947), (314, 66411), (423, 49298), (471, 44274), (846, 24649), (942, 22137), (1413, 14758), (2826, 7379)]