19516448

素因数分解:

$2^5\times 7^1\times {\mathrm{151}}^1\times {\mathrm{577}}^1$

素因数の和:745

約数の個数: 48

約数和(自身を含む): 44279424

約数和(自身を除く): 24762976

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 151, 224, 302, 577, 604, 1057, 1154, 1208, 2114, 2308, 2416, 4039, 4228, 4616, 4832, 8078, 8456, 9232, 16156, 16912, 18464, 32312, 33824, 64624, 87127, 129248, 174254, 348508, 609889, 697016, 1219778, 1394032, 2439556, 2788064, 4879112, 9758224, 19516448]

約数ペア:

[(1, 19516448), (2, 9758224), (4, 4879112), (7, 2788064), (8, 2439556), (14, 1394032), (16, 1219778), (28, 697016), (32, 609889), (56, 348508), (112, 174254), (151, 129248), (224, 87127), (302, 64624), (577, 33824), (604, 32312), (1057, 18464), (1154, 16912), (1208, 16156), (2114, 9232), (2308, 8456), (2416, 8078), (4039, 4832), (4228, 4616)]