20174485719

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{241}}^1\times {\mathrm{311}}^1$

素因数の和:708

約数の個数: 64

約数和(自身を含む): 29225484288

約数和(自身を除く): 9050998569

約数列:

[1, 3, 23, 47, 69, 83, 141, 241, 249, 311, 723, 933, 1081, 1909, 3243, 3901, 5543, 5727, 7153, 11327, 11703, 14617, 16629, 20003, 21459, 25813, 33981, 43851, 60009, 74951, 77439, 89723, 224853, 260521, 269169, 336191, 460069, 593699, 781563, 940141, 1008573, 1213211, 1380207, 1723873, 1781097, 2820423, 3522697, 3639633, 5171619, 6220933, 10568091, 18662799, 21623243, 27903853, 64869729, 81022031, 83711559, 143081459, 243066093, 292383851, 429244377, 877151553, 6724828573, 20174485719]

約数ペア:

[(1, 20174485719), (3, 6724828573), (23, 877151553), (47, 429244377), (69, 292383851), (83, 243066093), (141, 143081459), (241, 83711559), (249, 81022031), (311, 64869729), (723, 27903853), (933, 21623243), (1081, 18662799), (1909, 10568091), (3243, 6220933), (3901, 5171619), (5543, 3639633), (5727, 3522697), (7153, 2820423), (11327, 1781097), (11703, 1723873), (14617, 1380207), (16629, 1213211), (20003, 1008573), (21459, 940141), (25813, 781563), (33981, 593699), (43851, 460069), (60009, 336191), (74951, 269169), (77439, 260521), (89723, 224853)]