20436248

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19207}}^1$

素因数の和:19239

約数の個数: 32

約数和(自身を含む): 46099200

約数和(自身を除く): 25662952

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 19207, 38414, 76828, 134449, 153656, 268898, 364933, 537796, 729866, 1075592, 1459732, 2554531, 2919464, 5109062, 10218124, 20436248]

約数ペア:

[(1, 20436248), (2, 10218124), (4, 5109062), (7, 2919464), (8, 2554531), (14, 1459732), (19, 1075592), (28, 729866), (38, 537796), (56, 364933), (76, 268898), (133, 153656), (152, 134449), (266, 76828), (532, 38414), (1064, 19207)]