18737984

素因数分解:

$2^6\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1$

素因数の和:283

約数の個数: 56

約数和(自身を含む): 39322248

約数和(自身を除く): 20584264

約数列:

[1, 2, 4, 8, 16, 32, 37, 41, 64, 74, 82, 148, 164, 193, 296, 328, 386, 592, 656, 772, 1184, 1312, 1517, 1544, 2368, 2624, 3034, 3088, 6068, 6176, 7141, 7913, 12136, 12352, 14282, 15826, 24272, 28564, 31652, 48544, 57128, 63304, 97088, 114256, 126608, 228512, 253216, 292781, 457024, 506432, 585562, 1171124, 2342248, 4684496, 9368992, 18737984]

約数ペア:

[(1, 18737984), (2, 9368992), (4, 4684496), (8, 2342248), (16, 1171124), (32, 585562), (37, 506432), (41, 457024), (64, 292781), (74, 253216), (82, 228512), (148, 126608), (164, 114256), (193, 97088), (296, 63304), (328, 57128), (386, 48544), (592, 31652), (656, 28564), (772, 24272), (1184, 15826), (1312, 14282), (1517, 12352), (1544, 12136), (2368, 7913), (2624, 7141), (3034, 6176), (3088, 6068)]