2019904117

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{3343}}^1$

素因数の和:3446

約数の個数: 48

約数和(自身を含む): 2744755200

約数和(自身を除く): 724851083

約数列:

[1, 7, 11, 19, 49, 59, 77, 133, 209, 413, 539, 649, 931, 1121, 1463, 2891, 3343, 4543, 7847, 10241, 12331, 23401, 31801, 36773, 54929, 63517, 86317, 163807, 197237, 257411, 444619, 604219, 698687, 1380659, 1801877, 2169607, 3112333, 3747503, 4890809, 9664613, 15187249, 26232521, 34235663, 41222533, 106310743, 183627647, 288557731, 2019904117]

約数ペア:

[(1, 2019904117), (7, 288557731), (11, 183627647), (19, 106310743), (49, 41222533), (59, 34235663), (77, 26232521), (133, 15187249), (209, 9664613), (413, 4890809), (539, 3747503), (649, 3112333), (931, 2169607), (1121, 1801877), (1463, 1380659), (2891, 698687), (3343, 604219), (4543, 444619), (7847, 257411), (10241, 197237), (12331, 163807), (23401, 86317), (31801, 63517), (36773, 54929)]