20199228

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{7757}}^1$

素因数の和:7802

約数の個数: 48

約数和(自身を含む): 55609344

約数和(自身を除く): 35410116

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 186, 217, 372, 434, 651, 868, 1302, 2604, 7757, 15514, 23271, 31028, 46542, 54299, 93084, 108598, 162897, 217196, 240467, 325794, 480934, 651588, 721401, 961868, 1442802, 1683269, 2885604, 3366538, 5049807, 6733076, 10099614, 20199228]

約数ペア:

[(1, 20199228), (2, 10099614), (3, 6733076), (4, 5049807), (6, 3366538), (7, 2885604), (12, 1683269), (14, 1442802), (21, 961868), (28, 721401), (31, 651588), (42, 480934), (62, 325794), (84, 240467), (93, 217196), (124, 162897), (186, 108598), (217, 93084), (372, 54299), (434, 46542), (651, 31028), (868, 23271), (1302, 15514), (2604, 7757)]