20387088

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{4567}}^1$

素因数の和:4612

約数の個数: 60

約数和(自身を含む): 58908928

約数和(自身を除く): 38521840

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 144, 186, 248, 279, 372, 496, 558, 744, 1116, 1488, 2232, 4464, 4567, 9134, 13701, 18268, 27402, 36536, 41103, 54804, 73072, 82206, 109608, 141577, 164412, 219216, 283154, 328824, 424731, 566308, 657648, 849462, 1132616, 1274193, 1698924, 2265232, 2548386, 3397848, 5096772, 6795696, 10193544, 20387088]

約数ペア:

[(1, 20387088), (2, 10193544), (3, 6795696), (4, 5096772), (6, 3397848), (8, 2548386), (9, 2265232), (12, 1698924), (16, 1274193), (18, 1132616), (24, 849462), (31, 657648), (36, 566308), (48, 424731), (62, 328824), (72, 283154), (93, 219216), (124, 164412), (144, 141577), (186, 109608), (248, 82206), (279, 73072), (372, 54804), (496, 41103), (558, 36536), (744, 27402), (1116, 18268), (1488, 13701), (2232, 9134), (4464, 4567)]