20343118

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1$

素因数の和:316

約数の個数: 32

約数和(自身を含む): 33718464

約数和(自身を除く): 13375346

約数列:

[1, 2, 17, 34, 37, 74, 103, 157, 206, 314, 629, 1258, 1751, 2669, 3502, 3811, 5338, 5809, 7622, 11618, 16171, 32342, 64787, 98753, 129574, 197506, 274907, 549814, 598327, 1196654, 10171559, 20343118]

約数ペア:

[(1, 20343118), (2, 10171559), (17, 1196654), (34, 598327), (37, 549814), (74, 274907), (103, 197506), (157, 129574), (206, 98753), (314, 64787), (629, 32342), (1258, 16171), (1751, 11618), (2669, 7622), (3502, 5809), (3811, 5338)]