20559178

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{6079}}^1$

素因数の和:6189

約数の個数: 16

約数和(自身を含む): 32832000

約数和(自身を除く): 12272822

約数列:

[1, 2, 19, 38, 89, 178, 1691, 3382, 6079, 12158, 115501, 231002, 541031, 1082062, 10279589, 20559178]

約数ペア:

[(1, 20559178), (2, 10279589), (19, 1082062), (38, 541031), (89, 231002), (178, 115501), (1691, 12158), (3382, 6079)]