20218655072

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8205623}}^1$

素因数の和:8205651

約数の個数: 48

約数和(自身を含む): 49627613952

約数和(自身を除く): 29408958880

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 77, 88, 112, 154, 176, 224, 308, 352, 616, 1232, 2464, 8205623, 16411246, 32822492, 57439361, 65644984, 90261853, 114878722, 131289968, 180523706, 229757444, 262579936, 361047412, 459514888, 631832971, 722094824, 919029776, 1263665942, 1444189648, 1838059552, 2527331884, 2888379296, 5054663768, 10109327536, 20218655072]

約数ペア:

[(1, 20218655072), (2, 10109327536), (4, 5054663768), (7, 2888379296), (8, 2527331884), (11, 1838059552), (14, 1444189648), (16, 1263665942), (22, 919029776), (28, 722094824), (32, 631832971), (44, 459514888), (56, 361047412), (77, 262579936), (88, 229757444), (112, 180523706), (154, 131289968), (176, 114878722), (224, 90261853), (308, 65644984), (352, 57439361), (616, 32822492), (1232, 16411246), (2464, 8205623)]