788131438

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^2\times {\mathrm{229}}^1$

素因数の和:385

約数の個数: 48

約数和(自身を含む): 1308157200

約数和(自身を除く): 520025762

約数列:

[1, 2, 19, 38, 41, 47, 82, 94, 229, 458, 779, 893, 1558, 1786, 1927, 2209, 3854, 4351, 4418, 8702, 9389, 10763, 18778, 21526, 36613, 41971, 73226, 83942, 90569, 178391, 181138, 204497, 356782, 408994, 441283, 505861, 882566, 1011722, 1720811, 3441622, 8384377, 9611359, 16768754, 19222718, 20740301, 41480602, 394065719, 788131438]

約数ペア:

[(1, 788131438), (2, 394065719), (19, 41480602), (38, 20740301), (41, 19222718), (47, 16768754), (82, 9611359), (94, 8384377), (229, 3441622), (458, 1720811), (779, 1011722), (893, 882566), (1558, 505861), (1786, 441283), (1927, 408994), (2209, 356782), (3854, 204497), (4351, 181138), (4418, 178391), (8702, 90569), (9389, 83942), (10763, 73226), (18778, 41971), (21526, 36613)]