17640688

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{84811}}^1$

素因数の和:84832

約数の個数: 20

約数和(自身を含む): 36808408

約数和(自身を除く): 19167720

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 84811, 169622, 339244, 678488, 1102543, 1356976, 2205086, 4410172, 8820344, 17640688]

約数ペア:

[(1, 17640688), (2, 8820344), (4, 4410172), (8, 2205086), (13, 1356976), (16, 1102543), (26, 678488), (52, 339244), (104, 169622), (208, 84811)]