19803232

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{617}}^1$

素因数の和:703

約数の個数: 48

約数和(自身を含む): 42048720

約数和(自身を除く): 22245488

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 59, 68, 118, 136, 236, 272, 472, 544, 617, 944, 1003, 1234, 1888, 2006, 2468, 4012, 4936, 8024, 9872, 10489, 16048, 19744, 20978, 32096, 36403, 41956, 72806, 83912, 145612, 167824, 291224, 335648, 582448, 618851, 1164896, 1237702, 2475404, 4950808, 9901616, 19803232]

約数ペア:

[(1, 19803232), (2, 9901616), (4, 4950808), (8, 2475404), (16, 1237702), (17, 1164896), (32, 618851), (34, 582448), (59, 335648), (68, 291224), (118, 167824), (136, 145612), (236, 83912), (272, 72806), (472, 41956), (544, 36403), (617, 32096), (944, 20978), (1003, 19744), (1234, 16048), (1888, 10489), (2006, 9872), (2468, 8024), (4012, 4936)]