19662576

素因数分解:

$2^4\times 3^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:254

約数の個数: 80

約数和(自身を含む): 53032320

約数和(自身を除く): 33369744

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 53, 59, 106, 118, 131, 159, 177, 212, 236, 262, 318, 354, 393, 424, 472, 524, 636, 708, 786, 848, 944, 1048, 1272, 1416, 1572, 2096, 2544, 2832, 3127, 3144, 6254, 6288, 6943, 7729, 9381, 12508, 13886, 15458, 18762, 20829, 23187, 25016, 27772, 30916, 37524, 41658, 46374, 50032, 55544, 61832, 75048, 83316, 92748, 111088, 123664, 150096, 166632, 185496, 333264, 370992, 409637, 819274, 1228911, 1638548, 2457822, 3277096, 4915644, 6554192, 9831288, 19662576]

約数ペア:

[(1, 19662576), (2, 9831288), (3, 6554192), (4, 4915644), (6, 3277096), (8, 2457822), (12, 1638548), (16, 1228911), (24, 819274), (48, 409637), (53, 370992), (59, 333264), (106, 185496), (118, 166632), (131, 150096), (159, 123664), (177, 111088), (212, 92748), (236, 83316), (262, 75048), (318, 61832), (354, 55544), (393, 50032), (424, 46374), (472, 41658), (524, 37524), (636, 30916), (708, 27772), (786, 25016), (848, 23187), (944, 20829), (1048, 18762), (1272, 15458), (1416, 13886), (1572, 12508), (2096, 9381), (2544, 7729), (2832, 6943), (3127, 6288), (3144, 6254)]