18985024

素因数分解:

$2^6\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1$

素因数の和:287

約数の個数: 56

約数和(自身を含む): 39913560

約数和(自身を除く): 20928536

約数列:

[1, 2, 4, 8, 16, 29, 32, 53, 58, 64, 106, 116, 193, 212, 232, 386, 424, 464, 772, 848, 928, 1537, 1544, 1696, 1856, 3074, 3088, 3392, 5597, 6148, 6176, 10229, 11194, 12296, 12352, 20458, 22388, 24592, 40916, 44776, 49184, 81832, 89552, 98368, 163664, 179104, 296641, 327328, 358208, 593282, 654656, 1186564, 2373128, 4746256, 9492512, 18985024]

約数ペア:

[(1, 18985024), (2, 9492512), (4, 4746256), (8, 2373128), (16, 1186564), (29, 654656), (32, 593282), (53, 358208), (58, 327328), (64, 296641), (106, 179104), (116, 163664), (193, 98368), (212, 89552), (232, 81832), (386, 49184), (424, 44776), (464, 40916), (772, 24592), (848, 22388), (928, 20458), (1537, 12352), (1544, 12296), (1696, 11194), (1856, 10229), (3074, 6176), (3088, 6148), (3392, 5597)]