20743352

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{241}}^1$

素因数の和:336

約数の個数: 64

約数和(自身を含む): 47044800

約数和(自身を除く): 26301448

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 53, 56, 58, 106, 116, 203, 212, 232, 241, 371, 406, 424, 482, 742, 812, 964, 1484, 1537, 1624, 1687, 1928, 2968, 3074, 3374, 6148, 6748, 6989, 10759, 12296, 12773, 13496, 13978, 21518, 25546, 27956, 43036, 48923, 51092, 55912, 86072, 89411, 97846, 102184, 178822, 195692, 357644, 370417, 391384, 715288, 740834, 1481668, 2592919, 2963336, 5185838, 10371676, 20743352]

約数ペア:

[(1, 20743352), (2, 10371676), (4, 5185838), (7, 2963336), (8, 2592919), (14, 1481668), (28, 740834), (29, 715288), (53, 391384), (56, 370417), (58, 357644), (106, 195692), (116, 178822), (203, 102184), (212, 97846), (232, 89411), (241, 86072), (371, 55912), (406, 51092), (424, 48923), (482, 43036), (742, 27956), (812, 25546), (964, 21518), (1484, 13978), (1537, 13496), (1624, 12773), (1687, 12296), (1928, 10759), (2968, 6989), (3074, 6748), (3374, 6148)]