19899894

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{593}}^1$

素因数の和:669

約数の個数: 64

約数和(自身を含む): 49268736

約数和(自身を除く): 29368842

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 47, 51, 94, 102, 119, 141, 238, 282, 329, 357, 593, 658, 714, 799, 987, 1186, 1598, 1779, 1974, 2397, 3558, 4151, 4794, 5593, 8302, 10081, 11186, 12453, 16779, 20162, 24906, 27871, 30243, 33558, 55742, 60486, 70567, 83613, 141134, 167226, 195097, 211701, 390194, 423402, 473807, 585291, 947614, 1170582, 1421421, 2842842, 3316649, 6633298, 9949947, 19899894]

約数ペア:

[(1, 19899894), (2, 9949947), (3, 6633298), (6, 3316649), (7, 2842842), (14, 1421421), (17, 1170582), (21, 947614), (34, 585291), (42, 473807), (47, 423402), (51, 390194), (94, 211701), (102, 195097), (119, 167226), (141, 141134), (238, 83613), (282, 70567), (329, 60486), (357, 55742), (593, 33558), (658, 30243), (714, 27871), (799, 24906), (987, 20162), (1186, 16779), (1598, 12453), (1779, 11186), (1974, 10081), (2397, 8302), (3558, 5593), (4151, 4794)]