20535264

素因数分解:

$2^5\times 3^2\times {\mathrm{113}}^1\times {\mathrm{631}}^1$

素因数の和:760

約数の個数: 72

約数和(自身を含む): 59007312

約数和(自身を除く): 38472048

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 113, 144, 226, 288, 339, 452, 631, 678, 904, 1017, 1262, 1356, 1808, 1893, 2034, 2524, 2712, 3616, 3786, 4068, 5048, 5424, 5679, 7572, 8136, 10096, 10848, 11358, 15144, 16272, 20192, 22716, 30288, 32544, 45432, 60576, 71303, 90864, 142606, 181728, 213909, 285212, 427818, 570424, 641727, 855636, 1140848, 1283454, 1711272, 2281696, 2566908, 3422544, 5133816, 6845088, 10267632, 20535264]

約数ペア:

[(1, 20535264), (2, 10267632), (3, 6845088), (4, 5133816), (6, 3422544), (8, 2566908), (9, 2281696), (12, 1711272), (16, 1283454), (18, 1140848), (24, 855636), (32, 641727), (36, 570424), (48, 427818), (72, 285212), (96, 213909), (113, 181728), (144, 142606), (226, 90864), (288, 71303), (339, 60576), (452, 45432), (631, 32544), (678, 30288), (904, 22716), (1017, 20192), (1262, 16272), (1356, 15144), (1808, 11358), (1893, 10848), (2034, 10096), (2524, 8136), (2712, 7572), (3616, 5679), (3786, 5424), (4068, 5048)]