20227616

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1$

素因数の和:417

約数の個数: 48

約数和(自身を含む): 41912640

約数和(自身を除く): 21685024

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 71, 116, 142, 232, 284, 307, 464, 568, 614, 928, 1136, 1228, 2059, 2272, 2456, 4118, 4912, 8236, 8903, 9824, 16472, 17806, 21797, 32944, 35612, 43594, 65888, 71224, 87188, 142448, 174376, 284896, 348752, 632113, 697504, 1264226, 2528452, 5056904, 10113808, 20227616]

約数ペア:

[(1, 20227616), (2, 10113808), (4, 5056904), (8, 2528452), (16, 1264226), (29, 697504), (32, 632113), (58, 348752), (71, 284896), (116, 174376), (142, 142448), (232, 87188), (284, 71224), (307, 65888), (464, 43594), (568, 35612), (614, 32944), (928, 21797), (1136, 17806), (1228, 16472), (2059, 9824), (2272, 8903), (2456, 8236), (4118, 4912)]