243317762

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{20857}}^1$

素因数の和:21185

約数の個数: 16

約数和(自身を含む): 385455840

約数和(自身を除く): 142138078

約数列:

[1, 2, 19, 38, 307, 614, 5833, 11666, 20857, 41714, 396283, 792566, 6403099, 12806198, 121658881, 243317762]

約数ペア:

[(1, 243317762), (2, 121658881), (19, 12806198), (38, 6403099), (307, 792566), (614, 396283), (5833, 41714), (11666, 20857)]