19412272

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{271}}^1$

素因数の和:338

約数の個数: 60

約数和(自身を含む): 42615328

約数和(自身を除く): 23203056

約数列:

[1, 2, 4, 8, 11, 16, 22, 37, 44, 74, 88, 121, 148, 176, 242, 271, 296, 407, 484, 542, 592, 814, 968, 1084, 1628, 1936, 2168, 2981, 3256, 4336, 4477, 5962, 6512, 8954, 10027, 11924, 17908, 20054, 23848, 32791, 35816, 40108, 47696, 65582, 71632, 80216, 110297, 131164, 160432, 220594, 262328, 441188, 524656, 882376, 1213267, 1764752, 2426534, 4853068, 9706136, 19412272]

約数ペア:

[(1, 19412272), (2, 9706136), (4, 4853068), (8, 2426534), (11, 1764752), (16, 1213267), (22, 882376), (37, 524656), (44, 441188), (74, 262328), (88, 220594), (121, 160432), (148, 131164), (176, 110297), (242, 80216), (271, 71632), (296, 65582), (407, 47696), (484, 40108), (542, 35816), (592, 32791), (814, 23848), (968, 20054), (1084, 17908), (1628, 11924), (1936, 10027), (2168, 8954), (2981, 6512), (3256, 5962), (4336, 4477)]