19985434561

素因数分解:

${\mathrm{59}}^1\times {\mathrm{271}}^1\times {\mathrm{421}}^1\times {\mathrm{2969}}^1$

素因数の和:3720

約数の個数: 16

約数和(自身を含む): 20454508800

約数和(自身を除く): 469074239

約数列:

[1, 59, 271, 421, 2969, 15989, 24839, 114091, 175171, 804599, 1249949, 6731369, 47471341, 73746991, 338736179, 19985434561]

約数ペア:

[(1, 19985434561), (59, 338736179), (271, 73746991), (421, 47471341), (2969, 6731369), (15989, 1249949), (24839, 804599), (114091, 175171)]