19686810

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{353}}^1$

素因数の和:400

約数の個数: 96

約数和(自身を含む): 55971648

約数和(自身を除く): 36284838

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 33, 39, 55, 65, 66, 78, 110, 130, 143, 165, 169, 195, 286, 330, 338, 353, 390, 429, 507, 706, 715, 845, 858, 1014, 1059, 1430, 1690, 1765, 1859, 2118, 2145, 2535, 3530, 3718, 3883, 4290, 4589, 5070, 5295, 5577, 7766, 9178, 9295, 10590, 11154, 11649, 13767, 18590, 19415, 22945, 23298, 27534, 27885, 38830, 45890, 50479, 55770, 58245, 59657, 68835, 100958, 116490, 119314, 137670, 151437, 178971, 252395, 298285, 302874, 357942, 504790, 596570, 656227, 757185, 894855, 1312454, 1514370, 1789710, 1968681, 3281135, 3937362, 6562270, 9843405, 19686810]

約数ペア:

[(1, 19686810), (2, 9843405), (3, 6562270), (5, 3937362), (6, 3281135), (10, 1968681), (11, 1789710), (13, 1514370), (15, 1312454), (22, 894855), (26, 757185), (30, 656227), (33, 596570), (39, 504790), (55, 357942), (65, 302874), (66, 298285), (78, 252395), (110, 178971), (130, 151437), (143, 137670), (165, 119314), (169, 116490), (195, 100958), (286, 68835), (330, 59657), (338, 58245), (353, 55770), (390, 50479), (429, 45890), (507, 38830), (706, 27885), (715, 27534), (845, 23298), (858, 22945), (1014, 19415), (1059, 18590), (1430, 13767), (1690, 11649), (1765, 11154), (1859, 10590), (2118, 9295), (2145, 9178), (2535, 7766), (3530, 5577), (3718, 5295), (3883, 5070), (4290, 4589)]