19431136

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1553}}^1$

素因数の和:1603

約数の個数: 48

約数和(自身を含む): 42293664

約数和(自身を除く): 22862528

約数列:

[1, 2, 4, 8, 16, 17, 23, 32, 34, 46, 68, 92, 136, 184, 272, 368, 391, 544, 736, 782, 1553, 1564, 3106, 3128, 6212, 6256, 12424, 12512, 24848, 26401, 35719, 49696, 52802, 71438, 105604, 142876, 211208, 285752, 422416, 571504, 607223, 844832, 1143008, 1214446, 2428892, 4857784, 9715568, 19431136]

約数ペア:

[(1, 19431136), (2, 9715568), (4, 4857784), (8, 2428892), (16, 1214446), (17, 1143008), (23, 844832), (32, 607223), (34, 571504), (46, 422416), (68, 285752), (92, 211208), (136, 142876), (184, 105604), (272, 71438), (368, 52802), (391, 49696), (544, 35719), (736, 26401), (782, 24848), (1553, 12512), (1564, 12424), (3106, 6256), (3128, 6212)]