19018934

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{353}}^1$

素因数の和:476

約数の個数: 32

約数和(自身を含む): 32624640

約数和(自身を除く): 13605706

約数列:

[1, 2, 11, 22, 31, 62, 79, 158, 341, 353, 682, 706, 869, 1738, 2449, 3883, 4898, 7766, 10943, 21886, 26939, 27887, 53878, 55774, 120373, 240746, 306757, 613514, 864497, 1728994, 9509467, 19018934]

約数ペア:

[(1, 19018934), (2, 9509467), (11, 1728994), (22, 864497), (31, 613514), (62, 306757), (79, 240746), (158, 120373), (341, 55774), (353, 53878), (682, 27887), (706, 26939), (869, 21886), (1738, 10943), (2449, 7766), (3883, 4898)]