20601484

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 40884480

約数和(自身を除く): 20282996

約数列:

[1, 2, 4, 17, 29, 31, 34, 58, 62, 68, 116, 124, 337, 493, 527, 674, 899, 986, 1054, 1348, 1798, 1972, 2108, 3596, 5729, 9773, 10447, 11458, 15283, 19546, 20894, 22916, 30566, 39092, 41788, 61132, 166141, 177599, 302963, 332282, 355198, 605926, 664564, 710396, 1211852, 5150371, 10300742, 20601484]

約数ペア:

[(1, 20601484), (2, 10300742), (4, 5150371), (17, 1211852), (29, 710396), (31, 664564), (34, 605926), (58, 355198), (62, 332282), (68, 302963), (116, 177599), (124, 166141), (337, 61132), (493, 41788), (527, 39092), (674, 30566), (899, 22916), (986, 20894), (1054, 19546), (1348, 15283), (1798, 11458), (1972, 10447), (2108, 9773), (3596, 5729)]