19761344

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{443}}^1$

素因数の和:513

約数の個数: 56

約数和(自身を含む): 42629328

約数和(自身を除く): 22867984

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 41, 64, 68, 82, 136, 164, 272, 328, 443, 544, 656, 697, 886, 1088, 1312, 1394, 1772, 2624, 2788, 3544, 5576, 7088, 7531, 11152, 14176, 15062, 18163, 22304, 28352, 30124, 36326, 44608, 60248, 72652, 120496, 145304, 240992, 290608, 308771, 481984, 581216, 617542, 1162432, 1235084, 2470168, 4940336, 9880672, 19761344]

約数ペア:

[(1, 19761344), (2, 9880672), (4, 4940336), (8, 2470168), (16, 1235084), (17, 1162432), (32, 617542), (34, 581216), (41, 481984), (64, 308771), (68, 290608), (82, 240992), (136, 145304), (164, 120496), (272, 72652), (328, 60248), (443, 44608), (544, 36326), (656, 30124), (697, 28352), (886, 22304), (1088, 18163), (1312, 15062), (1394, 14176), (1772, 11152), (2624, 7531), (2788, 7088), (3544, 5576)]