20116345

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:217

約数の個数: 32

約数和(自身を含む): 26812800

約数和(自身を除く): 6696455

約数列:

[1, 5, 19, 37, 59, 95, 97, 185, 295, 485, 703, 1121, 1843, 2183, 3515, 3589, 5605, 5723, 9215, 10915, 17945, 28615, 41477, 68191, 108737, 207385, 211751, 340955, 543685, 1058755, 4023269, 20116345]

約数ペア:

[(1, 20116345), (5, 4023269), (19, 1058755), (37, 543685), (59, 340955), (95, 211751), (97, 207385), (185, 108737), (295, 68191), (485, 41477), (703, 28615), (1121, 17945), (1843, 10915), (2183, 9215), (3515, 5723), (3589, 5605)]