9949996

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{317}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 21369600

約数和(自身を除く): 11419604

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 59, 76, 118, 133, 236, 266, 317, 413, 532, 634, 826, 1121, 1268, 1652, 2219, 2242, 4438, 4484, 6023, 7847, 8876, 12046, 15694, 18703, 24092, 31388, 37406, 42161, 74812, 84322, 130921, 168644, 261842, 355357, 523684, 710714, 1421428, 2487499, 4974998, 9949996]

約数ペア:

[(1, 9949996), (2, 4974998), (4, 2487499), (7, 1421428), (14, 710714), (19, 523684), (28, 355357), (38, 261842), (59, 168644), (76, 130921), (118, 84322), (133, 74812), (236, 42161), (266, 37406), (317, 31388), (413, 24092), (532, 18703), (634, 15694), (826, 12046), (1121, 8876), (1268, 7847), (1652, 6023), (2219, 4484), (2242, 4438)]