20350122

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1$

素因数の和:287

約数の個数: 64

約数和(自身を含む): 47174400

約数和(自身を除く): 26824278

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 103, 149, 206, 221, 298, 309, 442, 447, 618, 663, 894, 1326, 1339, 1751, 1937, 2533, 2678, 3502, 3874, 4017, 5066, 5253, 5811, 7599, 8034, 10506, 11622, 15198, 15347, 22763, 30694, 32929, 45526, 46041, 65858, 68289, 92082, 98787, 136578, 197574, 199511, 260899, 399022, 521798, 598533, 782697, 1197066, 1565394, 3391687, 6783374, 10175061, 20350122]

約数ペア:

[(1, 20350122), (2, 10175061), (3, 6783374), (6, 3391687), (13, 1565394), (17, 1197066), (26, 782697), (34, 598533), (39, 521798), (51, 399022), (78, 260899), (102, 199511), (103, 197574), (149, 136578), (206, 98787), (221, 92082), (298, 68289), (309, 65858), (442, 46041), (447, 45526), (618, 32929), (663, 30694), (894, 22763), (1326, 15347), (1339, 15198), (1751, 11622), (1937, 10506), (2533, 8034), (2678, 7599), (3502, 5811), (3874, 5253), (4017, 5066)]