20767404

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{14543}}^1$

素因数の和:14574

約数の個数: 48

約数和(自身を含む): 58641408

約数和(自身を除く): 37874004

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 14543, 29086, 43629, 58172, 87258, 101801, 174516, 203602, 247231, 305403, 407204, 494462, 610806, 741693, 988924, 1221612, 1483386, 1730617, 2966772, 3461234, 5191851, 6922468, 10383702, 20767404]

約数ペア:

[(1, 20767404), (2, 10383702), (3, 6922468), (4, 5191851), (6, 3461234), (7, 2966772), (12, 1730617), (14, 1483386), (17, 1221612), (21, 988924), (28, 741693), (34, 610806), (42, 494462), (51, 407204), (68, 305403), (84, 247231), (102, 203602), (119, 174516), (204, 101801), (238, 87258), (357, 58172), (476, 43629), (714, 29086), (1428, 14543)]