20808217738

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{2016691}}^1$

素因数の和:2016778

約数の個数: 32

約数和(自身を含む): 39494896128

約数和(自身を除く): 18686678390

約数列:

[1, 2, 7, 11, 14, 22, 67, 77, 134, 154, 469, 737, 938, 1474, 5159, 10318, 2016691, 4033382, 14116837, 22183601, 28233674, 44367202, 135118297, 155285207, 270236594, 310570414, 945828079, 1486301267, 1891656158, 2972602534, 10404108869, 20808217738]

約数ペア:

[(1, 20808217738), (2, 10404108869), (7, 2972602534), (11, 1891656158), (14, 1486301267), (22, 945828079), (67, 310570414), (77, 270236594), (134, 155285207), (154, 135118297), (469, 44367202), (737, 28233674), (938, 22183601), (1474, 14116837), (5159, 4033382), (10318, 2016691)]