20187905916

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{563971}}^1$

素因数の和:564154

約数の個数: 48

約数和(自身を含む): 49900242560

約数和(自身を除く): 29712336644

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 157, 228, 314, 471, 628, 942, 1884, 2983, 5966, 8949, 11932, 17898, 35796, 563971, 1127942, 1691913, 2255884, 3383826, 6767652, 10715449, 21430898, 32146347, 42861796, 64292694, 88543447, 128585388, 177086894, 265630341, 354173788, 531260682, 1062521364, 1682325493, 3364650986, 5046976479, 6729301972, 10093952958, 20187905916]

約数ペア:

[(1, 20187905916), (2, 10093952958), (3, 6729301972), (4, 5046976479), (6, 3364650986), (12, 1682325493), (19, 1062521364), (38, 531260682), (57, 354173788), (76, 265630341), (114, 177086894), (157, 128585388), (228, 88543447), (314, 64292694), (471, 42861796), (628, 32146347), (942, 21430898), (1884, 10715449), (2983, 6767652), (5966, 3383826), (8949, 2255884), (11932, 1691913), (17898, 1127942), (35796, 563971)]