18213974792

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{24733}}^1$

素因数の和:24922

約数の個数: 64

約数和(自身を含む): 37667903280

約数和(自身を除く): 19453928488

約数列:

[1, 2, 4, 8, 13, 26, 52, 73, 97, 104, 146, 194, 292, 388, 584, 776, 949, 1261, 1898, 2522, 3796, 5044, 7081, 7592, 10088, 14162, 24733, 28324, 49466, 56648, 92053, 98932, 184106, 197864, 321529, 368212, 643058, 736424, 1286116, 1805509, 2399101, 2572232, 3611018, 4798202, 7222036, 9596404, 14444072, 19192808, 23471617, 31188313, 46943234, 62376626, 93886468, 124753252, 175134373, 187772936, 249506504, 350268746, 700537492, 1401074984, 2276746849, 4553493698, 9106987396, 18213974792]

約数ペア:

[(1, 18213974792), (2, 9106987396), (4, 4553493698), (8, 2276746849), (13, 1401074984), (26, 700537492), (52, 350268746), (73, 249506504), (97, 187772936), (104, 175134373), (146, 124753252), (194, 93886468), (292, 62376626), (388, 46943234), (584, 31188313), (776, 23471617), (949, 19192808), (1261, 14444072), (1898, 9596404), (2522, 7222036), (3796, 4798202), (5044, 3611018), (7081, 2572232), (7592, 2399101), (10088, 1805509), (14162, 1286116), (24733, 736424), (28324, 643058), (49466, 368212), (56648, 321529), (92053, 197864), (98932, 184106)]