17983966

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{691}}^1$

素因数の和:737

約数の個数: 48

約数和(自身を含む): 36471168

約数和(自身を除く): 18487202

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 169, 182, 286, 338, 691, 1001, 1183, 1382, 1859, 2002, 2366, 3718, 4837, 7601, 8983, 9674, 13013, 15202, 17966, 26026, 53207, 62881, 98813, 106414, 116779, 125762, 197626, 233558, 691691, 817453, 1284569, 1383382, 1634906, 2569138, 8991983, 17983966]

約数ペア:

[(1, 17983966), (2, 8991983), (7, 2569138), (11, 1634906), (13, 1383382), (14, 1284569), (22, 817453), (26, 691691), (77, 233558), (91, 197626), (143, 125762), (154, 116779), (169, 106414), (182, 98813), (286, 62881), (338, 53207), (691, 26026), (1001, 17966), (1183, 15202), (1382, 13013), (1859, 9674), (2002, 8983), (2366, 7601), (3718, 4837)]