18349552

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1877}}^1$

素因数の和:1945

約数の個数: 40

約数和(自身を含む): 39122496

約数和(自身を除く): 20772944

約数列:

[1, 2, 4, 8, 13, 16, 26, 47, 52, 94, 104, 188, 208, 376, 611, 752, 1222, 1877, 2444, 3754, 4888, 7508, 9776, 15016, 24401, 30032, 48802, 88219, 97604, 176438, 195208, 352876, 390416, 705752, 1146847, 1411504, 2293694, 4587388, 9174776, 18349552]

約数ペア:

[(1, 18349552), (2, 9174776), (4, 4587388), (8, 2293694), (13, 1411504), (16, 1146847), (26, 705752), (47, 390416), (52, 352876), (94, 195208), (104, 176438), (188, 97604), (208, 88219), (376, 48802), (611, 30032), (752, 24401), (1222, 15016), (1877, 9776), (2444, 7508), (3754, 4888)]