19430676

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{757}}^1$

素因数の和:821

約数の個数: 72

約数和(自身を含む): 52975104

約数和(自身を除く): 33544428

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 31, 36, 46, 62, 69, 92, 93, 124, 138, 186, 207, 276, 279, 372, 414, 558, 713, 757, 828, 1116, 1426, 1514, 2139, 2271, 2852, 3028, 4278, 4542, 6417, 6813, 8556, 9084, 12834, 13626, 17411, 23467, 25668, 27252, 34822, 46934, 52233, 69644, 70401, 93868, 104466, 140802, 156699, 208932, 211203, 281604, 313398, 422406, 539741, 626796, 844812, 1079482, 1619223, 2158964, 3238446, 4857669, 6476892, 9715338, 19430676]

約数ペア:

[(1, 19430676), (2, 9715338), (3, 6476892), (4, 4857669), (6, 3238446), (9, 2158964), (12, 1619223), (18, 1079482), (23, 844812), (31, 626796), (36, 539741), (46, 422406), (62, 313398), (69, 281604), (92, 211203), (93, 208932), (124, 156699), (138, 140802), (186, 104466), (207, 93868), (276, 70401), (279, 69644), (372, 52233), (414, 46934), (558, 34822), (713, 27252), (757, 25668), (828, 23467), (1116, 17411), (1426, 13626), (1514, 12834), (2139, 9084), (2271, 8556), (2852, 6813), (3028, 6417), (4278, 4542)]