20008159612

素因数分解:

$2^2\times 7^2\times {\mathrm{83}}^1\times {\mathrm{179}}^1\times {\mathrm{6871}}^1$

素因数の和:7151

約数の個数: 72

約数和(自身を含む): 41457951360

約数和(自身を除く): 21449791748

約数列:

[1, 2, 4, 7, 14, 28, 49, 83, 98, 166, 179, 196, 332, 358, 581, 716, 1162, 1253, 2324, 2506, 4067, 5012, 6871, 8134, 8771, 13742, 14857, 16268, 17542, 27484, 29714, 35084, 48097, 59428, 96194, 103999, 192388, 207998, 336679, 415996, 570293, 673358, 727993, 1140586, 1229909, 1346716, 1455986, 2281172, 2459818, 2911972, 3992051, 4919636, 7984102, 8609363, 15968204, 17218726, 27944357, 34437452, 55888714, 60265541, 102082447, 111777428, 120531082, 204164894, 241062164, 408329788, 714577129, 1429154258, 2858308516, 5002039903, 10004079806, 20008159612]

約数ペア:

[(1, 20008159612), (2, 10004079806), (4, 5002039903), (7, 2858308516), (14, 1429154258), (28, 714577129), (49, 408329788), (83, 241062164), (98, 204164894), (166, 120531082), (179, 111777428), (196, 102082447), (332, 60265541), (358, 55888714), (581, 34437452), (716, 27944357), (1162, 17218726), (1253, 15968204), (2324, 8609363), (2506, 7984102), (4067, 4919636), (5012, 3992051), (6871, 2911972), (8134, 2459818), (8771, 2281172), (13742, 1455986), (14857, 1346716), (16268, 1229909), (17542, 1140586), (27484, 727993), (29714, 673358), (35084, 570293), (48097, 415996), (59428, 336679), (96194, 207998), (103999, 192388)]