20787029106

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{487}}^1\times {\mathrm{13499}}^1$

素因数の和:14039

約数の個数: 64

約数和(自身を含む): 45536256000

約数和(自身を除く): 24749226894

約数列:

[1, 2, 3, 6, 17, 31, 34, 51, 62, 93, 102, 186, 487, 527, 974, 1054, 1461, 1581, 2922, 3162, 8279, 13499, 15097, 16558, 24837, 26998, 30194, 40497, 45291, 49674, 80994, 90582, 229483, 256649, 418469, 458966, 513298, 688449, 769947, 836938, 1255407, 1376898, 1539894, 2510814, 6574013, 7113973, 13148026, 14227946, 19722039, 21341919, 39444078, 42683838, 111758221, 203794403, 223516442, 335274663, 407588806, 611383209, 670549326, 1222766418, 3464504851, 6929009702, 10393514553, 20787029106]

約数ペア:

[(1, 20787029106), (2, 10393514553), (3, 6929009702), (6, 3464504851), (17, 1222766418), (31, 670549326), (34, 611383209), (51, 407588806), (62, 335274663), (93, 223516442), (102, 203794403), (186, 111758221), (487, 42683838), (527, 39444078), (974, 21341919), (1054, 19722039), (1461, 14227946), (1581, 13148026), (2922, 7113973), (3162, 6574013), (8279, 2510814), (13499, 1539894), (15097, 1376898), (16558, 1255407), (24837, 836938), (26998, 769947), (30194, 688449), (40497, 513298), (45291, 458966), (49674, 418469), (80994, 256649), (90582, 229483)]