20534851640156

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{120682501}}^1$

素因数の和:120682674

約数の個数: 48

約数和(自身を含む): 42171293498880

約数和(自身を除く): 21636441858724

約数列:

[1, 2, 4, 7, 14, 28, 59, 103, 118, 206, 236, 412, 413, 721, 826, 1442, 1652, 2884, 6077, 12154, 24308, 42539, 85078, 170156, 120682501, 241365002, 482730004, 844777507, 1689555014, 3379110028, 7120267559, 12430297603, 14240535118, 24860595206, 28481070236, 49721190412, 49841872913, 87012083221, 99683745826, 174024166442, 199367491652, 348048332884, 733387558577, 1466775117154, 2933550234308, 5133712910039, 10267425820078, 20534851640156]

約数ペア:

[(1, 20534851640156), (2, 10267425820078), (4, 5133712910039), (7, 2933550234308), (14, 1466775117154), (28, 733387558577), (59, 348048332884), (103, 199367491652), (118, 174024166442), (206, 99683745826), (236, 87012083221), (412, 49841872913), (413, 49721190412), (721, 28481070236), (826, 24860595206), (1442, 14240535118), (1652, 12430297603), (2884, 7120267559), (6077, 3379110028), (12154, 1689555014), (24308, 844777507), (42539, 482730004), (85078, 241365002), (170156, 120682501)]