19675328

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:301

約数の個数: 56

約数和(自身を含む): 41355264

約数和(自身を除く): 21679936

約数列:

[1, 2, 4, 8, 16, 31, 32, 47, 62, 64, 94, 124, 188, 211, 248, 376, 422, 496, 752, 844, 992, 1457, 1504, 1688, 1984, 2914, 3008, 3376, 5828, 6541, 6752, 9917, 11656, 13082, 13504, 19834, 23312, 26164, 39668, 46624, 52328, 79336, 93248, 104656, 158672, 209312, 307427, 317344, 418624, 614854, 634688, 1229708, 2459416, 4918832, 9837664, 19675328]

約数ペア:

[(1, 19675328), (2, 9837664), (4, 4918832), (8, 2459416), (16, 1229708), (31, 634688), (32, 614854), (47, 418624), (62, 317344), (64, 307427), (94, 209312), (124, 158672), (188, 104656), (211, 93248), (248, 79336), (376, 52328), (422, 46624), (496, 39668), (752, 26164), (844, 23312), (992, 19834), (1457, 13504), (1504, 13082), (1688, 11656), (1984, 9917), (2914, 6752), (3008, 6541), (3376, 5828)]