19703138752

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{499}}^1\times {\mathrm{56087}}^1$

素因数の和:56609

約数の個数: 56

約数和(自身を含む): 42739056000

約数和(自身を除く): 23035917248

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 176, 352, 499, 704, 998, 1996, 3992, 5489, 7984, 10978, 15968, 21956, 31936, 43912, 56087, 87824, 112174, 175648, 224348, 351296, 448696, 616957, 897392, 1233914, 1794784, 2467828, 3589568, 4935656, 9871312, 19742624, 27987413, 39485248, 55974826, 111949652, 223899304, 307861543, 447798608, 615723086, 895597216, 1231446172, 1791194432, 2462892344, 4925784688, 9851569376, 19703138752]

約数ペア:

[(1, 19703138752), (2, 9851569376), (4, 4925784688), (8, 2462892344), (11, 1791194432), (16, 1231446172), (22, 895597216), (32, 615723086), (44, 447798608), (64, 307861543), (88, 223899304), (176, 111949652), (352, 55974826), (499, 39485248), (704, 27987413), (998, 19742624), (1996, 9871312), (3992, 4935656), (5489, 3589568), (7984, 2467828), (10978, 1794784), (15968, 1233914), (21956, 897392), (31936, 616957), (43912, 448696), (56087, 351296), (87824, 224348), (112174, 175648)]