19718124

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{439}}^1$

素因数の和:662

約数の個数: 48

約数和(自身を含む): 48787200

約数和(自身を除く): 29069076

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 197, 228, 394, 439, 591, 788, 878, 1182, 1317, 1756, 2364, 2634, 3743, 5268, 7486, 8341, 11229, 14972, 16682, 22458, 25023, 33364, 44916, 50046, 86483, 100092, 172966, 259449, 345932, 518898, 1037796, 1643177, 3286354, 4929531, 6572708, 9859062, 19718124]

約数ペア:

[(1, 19718124), (2, 9859062), (3, 6572708), (4, 4929531), (6, 3286354), (12, 1643177), (19, 1037796), (38, 518898), (57, 345932), (76, 259449), (114, 172966), (197, 100092), (228, 86483), (394, 50046), (439, 44916), (591, 33364), (788, 25023), (878, 22458), (1182, 16682), (1317, 14972), (1756, 11229), (2364, 8341), (2634, 7486), (3743, 5268)]