19533920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{163}}^1$

素因数の和:292

約数の個数: 96

約数和(自身を含む): 53561088

約数和(自身を除く): 34027168

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 107, 112, 140, 160, 163, 214, 224, 280, 326, 428, 535, 560, 652, 749, 815, 856, 1070, 1120, 1141, 1304, 1498, 1630, 1712, 2140, 2282, 2608, 2996, 3260, 3424, 3745, 4280, 4564, 5216, 5705, 5992, 6520, 7490, 8560, 9128, 11410, 11984, 13040, 14980, 17120, 17441, 18256, 22820, 23968, 26080, 29960, 34882, 36512, 45640, 59920, 69764, 87205, 91280, 119840, 122087, 139528, 174410, 182560, 244174, 279056, 348820, 488348, 558112, 610435, 697640, 976696, 1220870, 1395280, 1953392, 2441740, 2790560, 3906784, 4883480, 9766960, 19533920]

約数ペア:

[(1, 19533920), (2, 9766960), (4, 4883480), (5, 3906784), (7, 2790560), (8, 2441740), (10, 1953392), (14, 1395280), (16, 1220870), (20, 976696), (28, 697640), (32, 610435), (35, 558112), (40, 488348), (56, 348820), (70, 279056), (80, 244174), (107, 182560), (112, 174410), (140, 139528), (160, 122087), (163, 119840), (214, 91280), (224, 87205), (280, 69764), (326, 59920), (428, 45640), (535, 36512), (560, 34882), (652, 29960), (749, 26080), (815, 23968), (856, 22820), (1070, 18256), (1120, 17441), (1141, 17120), (1304, 14980), (1498, 13040), (1630, 11984), (1712, 11410), (2140, 9128), (2282, 8560), (2608, 7490), (2996, 6520), (3260, 5992), (3424, 5705), (3745, 5216), (4280, 4564)]