19114720

素因数分解:

$2^5\times 5^1\times {\mathrm{193}}^1\times {\mathrm{619}}^1$

素因数の和:827

約数の個数: 48

約数和(自身を含む): 45465840

約数和(自身を除く): 26351120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 193, 386, 619, 772, 965, 1238, 1544, 1930, 2476, 3088, 3095, 3860, 4952, 6176, 6190, 7720, 9904, 12380, 15440, 19808, 24760, 30880, 49520, 99040, 119467, 238934, 477868, 597335, 955736, 1194670, 1911472, 2389340, 3822944, 4778680, 9557360, 19114720]

約数ペア:

[(1, 19114720), (2, 9557360), (4, 4778680), (5, 3822944), (8, 2389340), (10, 1911472), (16, 1194670), (20, 955736), (32, 597335), (40, 477868), (80, 238934), (160, 119467), (193, 99040), (386, 49520), (619, 30880), (772, 24760), (965, 19808), (1238, 15440), (1544, 12380), (1930, 9904), (2476, 7720), (3088, 6190), (3095, 6176), (3860, 4952)]