19855682

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{163}}^1$

素因数の和:303

約数の個数: 48

約数和(自身を含む): 38364192

約数和(自身を除く): 18508510

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 113, 154, 163, 226, 326, 539, 791, 1078, 1141, 1243, 1582, 1793, 2282, 2486, 3586, 5537, 7987, 8701, 11074, 12551, 15974, 17402, 18419, 25102, 36838, 60907, 87857, 121814, 128933, 175714, 202609, 257866, 405218, 902531, 1418263, 1805062, 2836526, 9927841, 19855682]

約数ペア:

[(1, 19855682), (2, 9927841), (7, 2836526), (11, 1805062), (14, 1418263), (22, 902531), (49, 405218), (77, 257866), (98, 202609), (113, 175714), (154, 128933), (163, 121814), (226, 87857), (326, 60907), (539, 36838), (791, 25102), (1078, 18419), (1141, 17402), (1243, 15974), (1582, 12551), (1793, 11074), (2282, 8701), (2486, 7987), (3586, 5537)]