20178211106

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{1889}}^1\times {\mathrm{87557}}^1$

素因数の和:89509

約数の個数: 16

約数和(自身を含む): 30780139320

約数和(自身を除く): 10601928214

約数列:

[1, 2, 61, 122, 1889, 3778, 87557, 115229, 175114, 230458, 5340977, 10681954, 165395173, 330790346, 10089105553, 20178211106]

約数ペア:

[(1, 20178211106), (2, 10089105553), (61, 330790346), (122, 165395173), (1889, 10681954), (3778, 5340977), (87557, 230458), (115229, 175114)]