19817496

素因数分解:

$2^3\times 3^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1$

素因数の和:265

約数の個数: 96

約数和(自身を含む): 56730960

約数和(自身を除く): 36913464

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 37, 43, 72, 74, 86, 111, 129, 148, 172, 173, 222, 258, 296, 333, 344, 346, 387, 444, 516, 519, 666, 692, 774, 888, 1032, 1038, 1332, 1384, 1548, 1557, 1591, 2076, 2664, 3096, 3114, 3182, 4152, 4773, 6228, 6364, 6401, 7439, 9546, 12456, 12728, 12802, 14319, 14878, 19092, 19203, 22317, 25604, 28638, 29756, 38184, 38406, 44634, 51208, 57276, 57609, 59512, 66951, 76812, 89268, 114552, 115218, 133902, 153624, 178536, 230436, 267804, 275243, 460872, 535608, 550486, 825729, 1100972, 1651458, 2201944, 2477187, 3302916, 4954374, 6605832, 9908748, 19817496]

約数ペア:

[(1, 19817496), (2, 9908748), (3, 6605832), (4, 4954374), (6, 3302916), (8, 2477187), (9, 2201944), (12, 1651458), (18, 1100972), (24, 825729), (36, 550486), (37, 535608), (43, 460872), (72, 275243), (74, 267804), (86, 230436), (111, 178536), (129, 153624), (148, 133902), (172, 115218), (173, 114552), (222, 89268), (258, 76812), (296, 66951), (333, 59512), (344, 57609), (346, 57276), (387, 51208), (444, 44634), (516, 38406), (519, 38184), (666, 29756), (692, 28638), (774, 25604), (888, 22317), (1032, 19203), (1038, 19092), (1332, 14878), (1384, 14319), (1548, 12802), (1557, 12728), (1591, 12456), (2076, 9546), (2664, 7439), (3096, 6401), (3114, 6364), (3182, 6228), (4152, 4773)]