20172321372

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{353677}}^1$

素因数の和:353795

約数の個数: 72

約数和(自身を含む): 55318068624

約数和(自身を除く): 35145747252

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 97, 98, 147, 194, 196, 291, 294, 388, 582, 588, 679, 1164, 1358, 2037, 2716, 4074, 4753, 8148, 9506, 14259, 19012, 28518, 57036, 353677, 707354, 1061031, 1414708, 2122062, 2475739, 4244124, 4951478, 7427217, 9902956, 14854434, 17330173, 29708868, 34306669, 34660346, 51990519, 68613338, 69320692, 102920007, 103981038, 137226676, 205840014, 207962076, 240146683, 411680028, 480293366, 720440049, 960586732, 1440880098, 1681026781, 2881760196, 3362053562, 5043080343, 6724107124, 10086160686, 20172321372]

約数ペア:

[(1, 20172321372), (2, 10086160686), (3, 6724107124), (4, 5043080343), (6, 3362053562), (7, 2881760196), (12, 1681026781), (14, 1440880098), (21, 960586732), (28, 720440049), (42, 480293366), (49, 411680028), (84, 240146683), (97, 207962076), (98, 205840014), (147, 137226676), (194, 103981038), (196, 102920007), (291, 69320692), (294, 68613338), (388, 51990519), (582, 34660346), (588, 34306669), (679, 29708868), (1164, 17330173), (1358, 14854434), (2037, 9902956), (2716, 7427217), (4074, 4951478), (4753, 4244124), (8148, 2475739), (9506, 2122062), (14259, 1414708), (19012, 1061031), (28518, 707354), (57036, 353677)]