20906522

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{367}}^1$

素因数の和:702

約数の個数: 32

約数和(自身を含む): 38825472

約数和(自身を除く): 17918950

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 313, 367, 626, 734, 2191, 2569, 4069, 4382, 4771, 5138, 8138, 9542, 28483, 33397, 56966, 66794, 114871, 229742, 804097, 1493323, 1608194, 2986646, 10453261, 20906522]

約数ペア:

[(1, 20906522), (2, 10453261), (7, 2986646), (13, 1608194), (14, 1493323), (26, 804097), (91, 229742), (182, 114871), (313, 66794), (367, 56966), (626, 33397), (734, 28483), (2191, 9542), (2569, 8138), (4069, 5138), (4382, 4771)]