18037726

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:173

約数の個数: 48

約数和(自身を含む): 33796224

約数和(自身を除く): 15758498

約数列:

[1, 2, 7, 14, 19, 38, 43, 83, 86, 133, 166, 266, 301, 361, 581, 602, 722, 817, 1162, 1577, 1634, 2527, 3154, 3569, 5054, 5719, 7138, 11039, 11438, 15523, 22078, 24983, 29963, 31046, 49966, 59926, 67811, 108661, 135622, 209741, 217322, 419482, 474677, 949354, 1288409, 2576818, 9018863, 18037726]

約数ペア:

[(1, 18037726), (2, 9018863), (7, 2576818), (14, 1288409), (19, 949354), (38, 474677), (43, 419482), (83, 217322), (86, 209741), (133, 135622), (166, 108661), (266, 67811), (301, 59926), (361, 49966), (581, 31046), (602, 29963), (722, 24983), (817, 22078), (1162, 15523), (1577, 11438), (1634, 11039), (2527, 7138), (3154, 5719), (3569, 5054)]