19967248

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{10487}}^1$

素因数の和:10519

約数の個数: 40

約数和(自身を含む): 46818432

約数和(自身を除く): 26851184

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 476, 952, 1904, 10487, 20974, 41948, 73409, 83896, 146818, 167792, 178279, 293636, 356558, 587272, 713116, 1174544, 1247953, 1426232, 2495906, 2852464, 4991812, 9983624, 19967248]

約数ペア:

[(1, 19967248), (2, 9983624), (4, 4991812), (7, 2852464), (8, 2495906), (14, 1426232), (16, 1247953), (17, 1174544), (28, 713116), (34, 587272), (56, 356558), (68, 293636), (112, 178279), (119, 167792), (136, 146818), (238, 83896), (272, 73409), (476, 41948), (952, 20974), (1904, 10487)]