20180726868

素因数分解:

$2^2\times 3^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{257657}}^1$

素因数の和:257832

約数の個数: 48

約数和(自身を含む): 48307783104

約数和(自身を除く): 28127056236

約数列:

[1, 2, 3, 4, 6, 12, 61, 107, 122, 183, 214, 244, 321, 366, 428, 642, 732, 1284, 6527, 13054, 19581, 26108, 39162, 78324, 257657, 515314, 772971, 1030628, 1545942, 3091884, 15717077, 27569299, 31434154, 47151231, 55138598, 62868308, 82707897, 94302462, 110277196, 165415794, 188604924, 330831588, 1681727239, 3363454478, 5045181717, 6726908956, 10090363434, 20180726868]

約数ペア:

[(1, 20180726868), (2, 10090363434), (3, 6726908956), (4, 5045181717), (6, 3363454478), (12, 1681727239), (61, 330831588), (107, 188604924), (122, 165415794), (183, 110277196), (214, 94302462), (244, 82707897), (321, 62868308), (366, 55138598), (428, 47151231), (642, 31434154), (732, 27569299), (1284, 15717077), (6527, 3091884), (13054, 1545942), (19581, 1030628), (26108, 772971), (39162, 515314), (78324, 257657)]