19378439248

素因数分解:

$2^4\times 7^2\times {\mathrm{139}}^1\times {\mathrm{177823}}^1$

素因数の和:177984

約数の個数: 60

約数和(自身を含む): 43990101120

約数和(自身を除く): 24611661872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 139, 196, 278, 392, 556, 784, 973, 1112, 1946, 2224, 3892, 6811, 7784, 13622, 15568, 27244, 54488, 108976, 177823, 355646, 711292, 1244761, 1422584, 2489522, 2845168, 4979044, 8713327, 9958088, 17426654, 19916176, 24717397, 34853308, 49434794, 69706616, 98869588, 139413232, 173021779, 197739176, 346043558, 395478352, 692087116, 1211152453, 1384174232, 2422304906, 2768348464, 4844609812, 9689219624, 19378439248]

約数ペア:

[(1, 19378439248), (2, 9689219624), (4, 4844609812), (7, 2768348464), (8, 2422304906), (14, 1384174232), (16, 1211152453), (28, 692087116), (49, 395478352), (56, 346043558), (98, 197739176), (112, 173021779), (139, 139413232), (196, 98869588), (278, 69706616), (392, 49434794), (556, 34853308), (784, 24717397), (973, 19916176), (1112, 17426654), (1946, 9958088), (2224, 8713327), (3892, 4979044), (6811, 2845168), (7784, 2489522), (13622, 1422584), (15568, 1244761), (27244, 711292), (54488, 355646), (108976, 177823)]