20199562089

素因数分解:

$3^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{937}}^1\times {\mathrm{2767}}^1$

素因数の和:3774

約数の個数: 48

約数和(自身を含む): 31966679808

約数和(自身を除く): 11767117719

約数列:

[1, 3, 7, 21, 49, 53, 147, 159, 371, 937, 1113, 2597, 2767, 2811, 6559, 7791, 8301, 19369, 19677, 45913, 49661, 58107, 135583, 137739, 146651, 148983, 347627, 406749, 439953, 1026557, 1042881, 2433389, 2592679, 3079671, 7185899, 7300167, 7778037, 18148753, 21557697, 54446259, 127041271, 137411987, 381123813, 412235961, 961883909, 2885651727, 6733187363, 20199562089]

約数ペア:

[(1, 20199562089), (3, 6733187363), (7, 2885651727), (21, 961883909), (49, 412235961), (53, 381123813), (147, 137411987), (159, 127041271), (371, 54446259), (937, 21557697), (1113, 18148753), (2597, 7778037), (2767, 7300167), (2811, 7185899), (6559, 3079671), (7791, 2592679), (8301, 2433389), (19369, 1042881), (19677, 1026557), (45913, 439953), (49661, 406749), (58107, 347627), (135583, 148983), (137739, 146651)]