220839892

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{8311}}^1$

素因数の和:8408

約数の個数: 48

約数和(自身を含む): 482228992

約数和(自身を除く): 261389100

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 73, 91, 146, 182, 292, 364, 511, 949, 1022, 1898, 2044, 3796, 6643, 8311, 13286, 16622, 26572, 33244, 58177, 108043, 116354, 216086, 232708, 432172, 606703, 756301, 1213406, 1512602, 2426812, 3025204, 4246921, 7887139, 8493842, 15774278, 16987684, 31548556, 55209973, 110419946, 220839892]

約数ペア:

[(1, 220839892), (2, 110419946), (4, 55209973), (7, 31548556), (13, 16987684), (14, 15774278), (26, 8493842), (28, 7887139), (52, 4246921), (73, 3025204), (91, 2426812), (146, 1512602), (182, 1213406), (292, 756301), (364, 606703), (511, 432172), (949, 232708), (1022, 216086), (1898, 116354), (2044, 108043), (3796, 58177), (6643, 33244), (8311, 26572), (13286, 16622)]