20344272

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{32603}}^1$

素因数の和:32627

約数の個数: 40

約数和(自身を含む): 56600544

約数和(自身を除く): 36256272

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 32603, 65206, 97809, 130412, 195618, 260824, 391236, 423839, 521648, 782472, 847678, 1271517, 1564944, 1695356, 2543034, 3390712, 5086068, 6781424, 10172136, 20344272]

約数ペア:

[(1, 20344272), (2, 10172136), (3, 6781424), (4, 5086068), (6, 3390712), (8, 2543034), (12, 1695356), (13, 1564944), (16, 1271517), (24, 847678), (26, 782472), (39, 521648), (48, 423839), (52, 391236), (78, 260824), (104, 195618), (156, 130412), (208, 97809), (312, 65206), (624, 32603)]