17928710

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{401}}^1$

素因数の和:688

約数の個数: 32

約数和(自身を含む): 34385472

約数和(自身を除く): 16456762

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 263, 401, 526, 802, 1315, 2005, 2630, 4010, 4471, 6817, 8942, 13634, 22355, 34085, 44710, 68170, 105463, 210926, 527315, 1054630, 1792871, 3585742, 8964355, 17928710]

約数ペア:

[(1, 17928710), (2, 8964355), (5, 3585742), (10, 1792871), (17, 1054630), (34, 527315), (85, 210926), (170, 105463), (263, 68170), (401, 44710), (526, 34085), (802, 22355), (1315, 13634), (2005, 8942), (2630, 6817), (4010, 4471)]