19927236

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{3889}}^1$

素因数の和:3964

約数の個数: 48

約数和(自身を含む): 54024320

約数和(自身を除く): 34097084

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 61, 84, 122, 183, 244, 366, 427, 732, 854, 1281, 1708, 2562, 3889, 5124, 7778, 11667, 15556, 23334, 27223, 46668, 54446, 81669, 108892, 163338, 237229, 326676, 474458, 711687, 948916, 1423374, 1660603, 2846748, 3321206, 4981809, 6642412, 9963618, 19927236]

約数ペア:

[(1, 19927236), (2, 9963618), (3, 6642412), (4, 4981809), (6, 3321206), (7, 2846748), (12, 1660603), (14, 1423374), (21, 948916), (28, 711687), (42, 474458), (61, 326676), (84, 237229), (122, 163338), (183, 108892), (244, 81669), (366, 54446), (427, 46668), (732, 27223), (854, 23334), (1281, 15556), (1708, 11667), (2562, 7778), (3889, 5124)]