19904304604

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{37963}}^1$

素因数の和:38170

約数の個数: 48

約数和(自身を含む): 37502357760

約数和(自身を除く): 17598053156

約数列:

[1, 2, 4, 23, 41, 46, 82, 92, 139, 164, 278, 556, 943, 1886, 3197, 3772, 5699, 6394, 11398, 12788, 22796, 37963, 75926, 131077, 151852, 262154, 524308, 873149, 1556483, 1746298, 3112966, 3492596, 5276857, 6225932, 10553714, 21107428, 35799109, 71598218, 121367711, 143196436, 216351137, 242735422, 432702274, 485470844, 865404548, 4976076151, 9952152302, 19904304604]

約数ペア:

[(1, 19904304604), (2, 9952152302), (4, 4976076151), (23, 865404548), (41, 485470844), (46, 432702274), (82, 242735422), (92, 216351137), (139, 143196436), (164, 121367711), (278, 71598218), (556, 35799109), (943, 21107428), (1886, 10553714), (3197, 6225932), (3772, 5276857), (5699, 3492596), (6394, 3112966), (11398, 1746298), (12788, 1556483), (22796, 873149), (37963, 524308), (75926, 262154), (131077, 151852)]