18904288

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1567}}^1$

素因数の和:1619

約数の個数: 48

約数和(自身を含む): 41489280

約数和(自身を除く): 22584992

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 32, 52, 58, 104, 116, 208, 232, 377, 416, 464, 754, 928, 1508, 1567, 3016, 3134, 6032, 6268, 12064, 12536, 20371, 25072, 40742, 45443, 50144, 81484, 90886, 162968, 181772, 325936, 363544, 590759, 651872, 727088, 1181518, 1454176, 2363036, 4726072, 9452144, 18904288]

約数ペア:

[(1, 18904288), (2, 9452144), (4, 4726072), (8, 2363036), (13, 1454176), (16, 1181518), (26, 727088), (29, 651872), (32, 590759), (52, 363544), (58, 325936), (104, 181772), (116, 162968), (208, 90886), (232, 81484), (377, 50144), (416, 45443), (464, 40742), (754, 25072), (928, 20371), (1508, 12536), (1567, 12064), (3016, 6268), (3134, 6032)]