18807758

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{6971}}^1$

素因数の和:7063

約数の個数: 16

約数和(自身を含む): 30119040

約数和(自身を除く): 11311282

約数列:

[1, 2, 19, 38, 71, 142, 1349, 2698, 6971, 13942, 132449, 264898, 494941, 989882, 9403879, 18807758]

約数ペア:

[(1, 18807758), (2, 9403879), (19, 989882), (38, 494941), (71, 264898), (142, 132449), (1349, 13942), (2698, 6971)]