20121208234

素因数分解:

$2^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1\times {\mathrm{373}}^1\times {\mathrm{1153}}^1$

素因数の和:1834

約数の個数: 32

約数和(自身を含む): 30686475600

約数和(自身を除く): 10565267366

約数列:

[1, 2, 149, 157, 298, 314, 373, 746, 1153, 2306, 23393, 46786, 55577, 58561, 111154, 117122, 171797, 181021, 343594, 362042, 430069, 860138, 8725589, 17451178, 26972129, 53944258, 64080281, 67520833, 128160562, 135041666, 10060604117, 20121208234]

約数ペア:

[(1, 20121208234), (2, 10060604117), (149, 135041666), (157, 128160562), (298, 67520833), (314, 64080281), (373, 53944258), (746, 26972129), (1153, 17451178), (2306, 8725589), (23393, 860138), (46786, 430069), (55577, 362042), (58561, 343594), (111154, 181021), (117122, 171797)]