19618071

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{151}}^1$

素因数の和:323

約数の個数: 32

約数和(自身を含む): 29884416

約数和(自身を除く): 10266345

約数列:

[1, 3, 11, 31, 33, 93, 127, 151, 341, 381, 453, 1023, 1397, 1661, 3937, 4191, 4681, 4983, 11811, 14043, 19177, 43307, 51491, 57531, 129921, 154473, 210947, 594487, 632841, 1783461, 6539357, 19618071]

約数ペア:

[(1, 19618071), (3, 6539357), (11, 1783461), (31, 632841), (33, 594487), (93, 210947), (127, 154473), (151, 129921), (341, 57531), (381, 51491), (453, 43307), (1023, 19177), (1397, 14043), (1661, 11811), (3937, 4983), (4191, 4681)]