28422328

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1$

素因数の和:316

約数の個数: 64

約数和(自身を含む): 62208000

約数和(自身を除く): 33785672

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 89, 152, 178, 191, 209, 356, 382, 418, 712, 764, 836, 979, 1528, 1672, 1691, 1958, 2101, 3382, 3629, 3916, 4202, 6764, 7258, 7832, 8404, 13528, 14516, 16808, 16999, 18601, 29032, 33998, 37202, 39919, 67996, 74404, 79838, 135992, 148808, 159676, 186989, 319352, 322981, 373978, 645962, 747956, 1291924, 1495912, 2583848, 3552791, 7105582, 14211164, 28422328]

約数ペア:

[(1, 28422328), (2, 14211164), (4, 7105582), (8, 3552791), (11, 2583848), (19, 1495912), (22, 1291924), (38, 747956), (44, 645962), (76, 373978), (88, 322981), (89, 319352), (152, 186989), (178, 159676), (191, 148808), (209, 135992), (356, 79838), (382, 74404), (418, 67996), (712, 39919), (764, 37202), (836, 33998), (979, 29032), (1528, 18601), (1672, 16999), (1691, 16808), (1958, 14516), (2101, 13528), (3382, 8404), (3629, 7832), (3916, 7258), (4202, 6764)]