20008352

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6871}}^1$

素因数の和:6901

約数の個数: 48

約数和(自身を含む): 48488832

約数和(自身を除く): 28480480

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 6871, 13742, 27484, 48097, 54968, 89323, 96194, 109936, 178646, 192388, 219872, 357292, 384776, 625261, 714584, 769552, 1250522, 1429168, 1539104, 2501044, 2858336, 5002088, 10004176, 20008352]

約数ペア:

[(1, 20008352), (2, 10004176), (4, 5002088), (7, 2858336), (8, 2501044), (13, 1539104), (14, 1429168), (16, 1250522), (26, 769552), (28, 714584), (32, 625261), (52, 384776), (56, 357292), (91, 219872), (104, 192388), (112, 178646), (182, 109936), (208, 96194), (224, 89323), (364, 54968), (416, 48097), (728, 27484), (1456, 13742), (2912, 6871)]