20786702804

素因数分解:

$2^2\times 7^1\times {\mathrm{773}}^1\times {\mathrm{977}}^1\times {\mathrm{983}}^1$

素因数の和:2744

約数の個数: 48

約数和(自身を含む): 41712185088

約数和(自身を除く): 20925482284

約数列:

[1, 2, 4, 7, 14, 28, 773, 977, 983, 1546, 1954, 1966, 3092, 3908, 3932, 5411, 6839, 6881, 10822, 13678, 13762, 21644, 27356, 27524, 755221, 759859, 960391, 1510442, 1519718, 1920782, 3020884, 3039436, 3841564, 5286547, 5319013, 6722737, 10573094, 10638026, 13445474, 21146188, 21276052, 26890948, 742382243, 1484764486, 2969528972, 5196675701, 10393351402, 20786702804]

約数ペア:

[(1, 20786702804), (2, 10393351402), (4, 5196675701), (7, 2969528972), (14, 1484764486), (28, 742382243), (773, 26890948), (977, 21276052), (983, 21146188), (1546, 13445474), (1954, 10638026), (1966, 10573094), (3092, 6722737), (3908, 5319013), (3932, 5286547), (5411, 3841564), (6839, 3039436), (6881, 3020884), (10822, 1920782), (13678, 1519718), (13762, 1510442), (21644, 960391), (27356, 759859), (27524, 755221)]