20282782

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{359}}^1$

素因数の和:468

約数の個数: 32

約数和(自身を含む): 34292160

約数和(自身を除く): 14009378

約数列:

[1, 2, 13, 26, 41, 53, 82, 106, 359, 533, 689, 718, 1066, 1378, 2173, 4346, 4667, 9334, 14719, 19027, 28249, 29438, 38054, 56498, 191347, 247351, 382694, 494702, 780107, 1560214, 10141391, 20282782]

約数ペア:

[(1, 20282782), (2, 10141391), (13, 1560214), (26, 780107), (41, 494702), (53, 382694), (82, 247351), (106, 191347), (359, 56498), (533, 38054), (689, 29438), (718, 28249), (1066, 19027), (1378, 14719), (2173, 9334), (4346, 4667)]