20144669744

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{2539}}^1\times {\mathrm{26099}}^1$

素因数の和:28665

約数の個数: 40

約数和(自身を含む): 41102280000

約数和(自身を除く): 20957610256

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 2539, 5078, 10156, 20312, 26099, 40624, 48241, 52198, 96482, 104396, 192964, 208792, 385928, 417584, 495881, 771856, 991762, 1983524, 3967048, 7934096, 66265361, 132530722, 265061444, 530122888, 1060245776, 1259041859, 2518083718, 5036167436, 10072334872, 20144669744]

約数ペア:

[(1, 20144669744), (2, 10072334872), (4, 5036167436), (8, 2518083718), (16, 1259041859), (19, 1060245776), (38, 530122888), (76, 265061444), (152, 132530722), (304, 66265361), (2539, 7934096), (5078, 3967048), (10156, 1983524), (20312, 991762), (26099, 771856), (40624, 495881), (48241, 417584), (52198, 385928), (96482, 208792), (104396, 192964)]