19712826

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{9203}}^1$

素因数の和:9235

約数の個数: 48

約数和(自身を含む): 51689664

約数和(自身を除く): 31976838

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 51, 63, 102, 119, 126, 153, 238, 306, 357, 714, 1071, 2142, 9203, 18406, 27609, 55218, 64421, 82827, 128842, 156451, 165654, 193263, 312902, 386526, 469353, 579789, 938706, 1095157, 1159578, 1408059, 2190314, 2816118, 3285471, 6570942, 9856413, 19712826]

約数ペア:

[(1, 19712826), (2, 9856413), (3, 6570942), (6, 3285471), (7, 2816118), (9, 2190314), (14, 1408059), (17, 1159578), (18, 1095157), (21, 938706), (34, 579789), (42, 469353), (51, 386526), (63, 312902), (102, 193263), (119, 165654), (126, 156451), (153, 128842), (238, 82827), (306, 64421), (357, 55218), (714, 27609), (1071, 18406), (2142, 9203)]