18781122443

素因数分解:

${\mathrm{23}}^2\times {\mathrm{97}}^1\times {\mathrm{571}}^1\times {\mathrm{641}}^1$

素因数の和:1355

約数の個数: 24

約数和(自身を含む): 19901337456

約数和(自身を除く): 1120215013

約数列:

[1, 23, 97, 529, 571, 641, 2231, 13133, 14743, 51313, 55387, 62177, 302059, 339089, 366011, 1273901, 1430071, 8418253, 29299723, 32891633, 35503067, 193619819, 816570541, 18781122443]

約数ペア:

[(1, 18781122443), (23, 816570541), (97, 193619819), (529, 35503067), (571, 32891633), (641, 29299723), (2231, 8418253), (13133, 1430071), (14743, 1273901), (51313, 366011), (55387, 339089), (62177, 302059)]