219565576

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{641}}^1\times {\mathrm{911}}^1$

素因数の和:1605

約数の個数: 32

約数和(自身を含む): 421562880

約数和(自身を除く): 201997304

約数列:

[1, 2, 4, 8, 47, 94, 188, 376, 641, 911, 1282, 1822, 2564, 3644, 5128, 7288, 30127, 42817, 60254, 85634, 120508, 171268, 241016, 342536, 583951, 1167902, 2335804, 4671608, 27445697, 54891394, 109782788, 219565576]

約数ペア:

[(1, 219565576), (2, 109782788), (4, 54891394), (8, 27445697), (47, 4671608), (94, 2335804), (188, 1167902), (376, 583951), (641, 342536), (911, 241016), (1282, 171268), (1822, 120508), (2564, 85634), (3644, 60254), (5128, 42817), (7288, 30127)]