19724068

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{7741}}^1$

素因数の和:7772

約数の個数: 36

約数和(自身を含む): 43246812

約数和(自身を除く): 23522744

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 7741, 15482, 30964, 54187, 100633, 108374, 201266, 216748, 379309, 402532, 704431, 758618, 1408862, 1517236, 2817724, 4931017, 9862034, 19724068]

約数ペア:

[(1, 19724068), (2, 9862034), (4, 4931017), (7, 2817724), (13, 1517236), (14, 1408862), (26, 758618), (28, 704431), (49, 402532), (52, 379309), (91, 216748), (98, 201266), (182, 108374), (196, 100633), (364, 54187), (637, 30964), (1274, 15482), (2548, 7741)]