401030834

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{503}}^1\times {\mathrm{20981}}^1$

素因数の和:21505

約数の個数: 16

約数和(自身を含む): 634495680

約数和(自身を除く): 233464846

約数列:

[1, 2, 19, 38, 503, 1006, 9557, 19114, 20981, 41962, 398639, 797278, 10553443, 21106886, 200515417, 401030834]

約数ペア:

[(1, 401030834), (2, 200515417), (19, 21106886), (38, 10553443), (503, 797278), (1006, 398639), (9557, 41962), (19114, 20981)]