20237571315

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1504093}}^1$

素因数の和:1504140

約数の個数: 48

約数和(自身を含む): 39419295552

約数和(自身を除く): 19181724237

約数列:

[1, 3, 5, 9, 13, 15, 23, 39, 45, 65, 69, 115, 117, 195, 207, 299, 345, 585, 897, 1035, 1495, 2691, 4485, 13455, 1504093, 4512279, 7520465, 13536837, 19553209, 22561395, 34594139, 58659627, 67684185, 97766045, 103782417, 172970695, 175978881, 293298135, 311347251, 449723807, 518912085, 879894405, 1349171421, 1556736255, 2248619035, 4047514263, 6745857105, 20237571315]

約数ペア:

[(1, 20237571315), (3, 6745857105), (5, 4047514263), (9, 2248619035), (13, 1556736255), (15, 1349171421), (23, 879894405), (39, 518912085), (45, 449723807), (65, 311347251), (69, 293298135), (115, 175978881), (117, 172970695), (195, 103782417), (207, 97766045), (299, 67684185), (345, 58659627), (585, 34594139), (897, 22561395), (1035, 19553209), (1495, 13536837), (2691, 7520465), (4485, 4512279), (13455, 1504093)]