20179084806

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{389}}^1\times {\mathrm{67021}}^1$

素因数の和:67461

約数の個数: 48

約数和(自身を含む): 44853803280

約数和(自身を除く): 24674718474

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 389, 774, 778, 1167, 2334, 3501, 7002, 16727, 33454, 50181, 67021, 100362, 134042, 150543, 201063, 301086, 402126, 603189, 1206378, 2881903, 5763806, 8645709, 17291418, 25937127, 26071169, 51874254, 52142338, 78213507, 156427014, 234640521, 469281042, 1121060267, 2242120534, 3363180801, 6726361602, 10089542403, 20179084806]

約数ペア:

[(1, 20179084806), (2, 10089542403), (3, 6726361602), (6, 3363180801), (9, 2242120534), (18, 1121060267), (43, 469281042), (86, 234640521), (129, 156427014), (258, 78213507), (387, 52142338), (389, 51874254), (774, 26071169), (778, 25937127), (1167, 17291418), (2334, 8645709), (3501, 5763806), (7002, 2881903), (16727, 1206378), (33454, 603189), (50181, 402126), (67021, 301086), (100362, 201063), (134042, 150543)]