20736691924

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{1097}}^1\times {\mathrm{3217}}^1$

素因数の和:4444

約数の個数: 48

約数和(自身を含む): 39474742608

約数和(自身を除く): 18738050684

約数列:

[1, 2, 4, 13, 26, 52, 113, 226, 452, 1097, 1469, 2194, 2938, 3217, 4388, 5876, 6434, 12868, 14261, 28522, 41821, 57044, 83642, 123961, 167284, 247922, 363521, 495844, 727042, 1454084, 1611493, 3222986, 3529049, 4725773, 6445972, 7058098, 9451546, 14116196, 18903092, 45877637, 91755274, 183510548, 398782537, 797565074, 1595130148, 5184172981, 10368345962, 20736691924]

約数ペア:

[(1, 20736691924), (2, 10368345962), (4, 5184172981), (13, 1595130148), (26, 797565074), (52, 398782537), (113, 183510548), (226, 91755274), (452, 45877637), (1097, 18903092), (1469, 14116196), (2194, 9451546), (2938, 7058098), (3217, 6445972), (4388, 4725773), (5876, 3529049), (6434, 3222986), (12868, 1611493), (14261, 1454084), (28522, 727042), (41821, 495844), (57044, 363521), (83642, 247922), (123961, 167284)]