1815477986

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{52951}}^1$

素因数の和:53070

約数の個数: 32

約数和(自身を含む): 3253370880

約数和(自身を除く): 1437892894

約数列:

[1, 2, 7, 14, 31, 62, 79, 158, 217, 434, 553, 1106, 2449, 4898, 17143, 34286, 52951, 105902, 370657, 741314, 1641481, 3282962, 4183129, 8366258, 11490367, 22980734, 29281903, 58563806, 129676999, 259353998, 907738993, 1815477986]

約数ペア:

[(1, 1815477986), (2, 907738993), (7, 259353998), (14, 129676999), (31, 58563806), (62, 29281903), (79, 22980734), (158, 11490367), (217, 8366258), (434, 4183129), (553, 3282962), (1106, 1641481), (2449, 741314), (4898, 370657), (17143, 105902), (34286, 52951)]