20745672

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{727}}^1$

素因数の和:806

約数の個数: 64

約数和(自身を含む): 55036800

約数和(自身を除く): 34291128

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 41, 58, 82, 87, 116, 123, 164, 174, 232, 246, 328, 348, 492, 696, 727, 984, 1189, 1454, 2181, 2378, 2908, 3567, 4362, 4756, 5816, 7134, 8724, 9512, 14268, 17448, 21083, 28536, 29807, 42166, 59614, 63249, 84332, 89421, 119228, 126498, 168664, 178842, 238456, 252996, 357684, 505992, 715368, 864403, 1728806, 2593209, 3457612, 5186418, 6915224, 10372836, 20745672]

約数ペア:

[(1, 20745672), (2, 10372836), (3, 6915224), (4, 5186418), (6, 3457612), (8, 2593209), (12, 1728806), (24, 864403), (29, 715368), (41, 505992), (58, 357684), (82, 252996), (87, 238456), (116, 178842), (123, 168664), (164, 126498), (174, 119228), (232, 89421), (246, 84332), (328, 63249), (348, 59614), (492, 42166), (696, 29807), (727, 28536), (984, 21083), (1189, 17448), (1454, 14268), (2181, 9512), (2378, 8724), (2908, 7134), (3567, 5816), (4362, 4756)]