220777718

素因数分解:

$2^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{193}}^1\times {\mathrm{809}}^1$

素因数の和:1112

約数の個数: 32

約数和(自身を含む): 384678720

約数和(自身を除く): 163901002

約数列:

[1, 2, 7, 14, 101, 193, 202, 386, 707, 809, 1351, 1414, 1618, 2702, 5663, 11326, 19493, 38986, 81709, 136451, 156137, 163418, 272902, 312274, 571963, 1092959, 1143926, 2185918, 15769837, 31539674, 110388859, 220777718]

約数ペア:

[(1, 220777718), (2, 110388859), (7, 31539674), (14, 15769837), (101, 2185918), (193, 1143926), (202, 1092959), (386, 571963), (707, 312274), (809, 272902), (1351, 163418), (1414, 156137), (1618, 136451), (2702, 81709), (5663, 38986), (11326, 19493)]