19681648

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{10337}}^1$

素因数の和:10369

約数の個数: 40

約数和(自身を含む): 46148832

約数和(自身を除く): 26467184

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 476, 952, 1904, 10337, 20674, 41348, 72359, 82696, 144718, 165392, 175729, 289436, 351458, 578872, 702916, 1157744, 1230103, 1405832, 2460206, 2811664, 4920412, 9840824, 19681648]

約数ペア:

[(1, 19681648), (2, 9840824), (4, 4920412), (7, 2811664), (8, 2460206), (14, 1405832), (16, 1230103), (17, 1157744), (28, 702916), (34, 578872), (56, 351458), (68, 289436), (112, 175729), (119, 165392), (136, 144718), (238, 82696), (272, 72359), (476, 41348), (952, 20674), (1904, 10337)]