19451718

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{229}}^1$

素因数の和:275

約数の個数: 96

約数和(自身を含む): 51391200

約数和(自身を除く): 31939482

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 27, 33, 39, 54, 66, 78, 99, 117, 121, 143, 198, 229, 234, 242, 286, 297, 351, 363, 429, 458, 594, 687, 702, 726, 858, 1089, 1287, 1374, 1573, 2061, 2178, 2519, 2574, 2977, 3146, 3267, 3861, 4122, 4719, 5038, 5954, 6183, 6534, 7557, 7722, 8931, 9438, 12366, 14157, 15114, 17862, 22671, 26793, 27709, 28314, 32747, 42471, 45342, 53586, 55418, 65494, 68013, 80379, 83127, 84942, 98241, 136026, 160758, 166254, 196482, 249381, 294723, 360217, 498762, 589446, 720434, 748143, 884169, 1080651, 1496286, 1768338, 2161302, 3241953, 6483906, 9725859, 19451718]

約数ペア:

[(1, 19451718), (2, 9725859), (3, 6483906), (6, 3241953), (9, 2161302), (11, 1768338), (13, 1496286), (18, 1080651), (22, 884169), (26, 748143), (27, 720434), (33, 589446), (39, 498762), (54, 360217), (66, 294723), (78, 249381), (99, 196482), (117, 166254), (121, 160758), (143, 136026), (198, 98241), (229, 84942), (234, 83127), (242, 80379), (286, 68013), (297, 65494), (351, 55418), (363, 53586), (429, 45342), (458, 42471), (594, 32747), (687, 28314), (702, 27709), (726, 26793), (858, 22671), (1089, 17862), (1287, 15114), (1374, 14157), (1573, 12366), (2061, 9438), (2178, 8931), (2519, 7722), (2574, 7557), (2977, 6534), (3146, 6183), (3267, 5954), (3861, 5038), (4122, 4719)]