19655616

素因数分解:

$2^6\times 3^1\times {\mathrm{23}}^1\times {\mathrm{4451}}^1$

素因数の和:4489

約数の個数: 56

約数和(自身を含む): 54278784

約数和(自身を除く): 34623168

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 64, 69, 92, 96, 138, 184, 192, 276, 368, 552, 736, 1104, 1472, 2208, 4416, 4451, 8902, 13353, 17804, 26706, 35608, 53412, 71216, 102373, 106824, 142432, 204746, 213648, 284864, 307119, 409492, 427296, 614238, 818984, 854592, 1228476, 1637968, 2456952, 3275936, 4913904, 6551872, 9827808, 19655616]

約数ペア:

[(1, 19655616), (2, 9827808), (3, 6551872), (4, 4913904), (6, 3275936), (8, 2456952), (12, 1637968), (16, 1228476), (23, 854592), (24, 818984), (32, 614238), (46, 427296), (48, 409492), (64, 307119), (69, 284864), (92, 213648), (96, 204746), (138, 142432), (184, 106824), (192, 102373), (276, 71216), (368, 53412), (552, 35608), (736, 26706), (1104, 17804), (1472, 13353), (2208, 8902), (4416, 4451)]