20179943248

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{401}}^1\times {\mathrm{108457}}^1$

素因数の和:108895

約数の個数: 40

約数和(自身を含む): 40548107880

約数和(自身を除く): 20368164632

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 401, 464, 802, 1604, 3208, 6416, 11629, 23258, 46516, 93032, 108457, 186064, 216914, 433828, 867656, 1735312, 3145253, 6290506, 12581012, 25162024, 43491257, 50324048, 86982514, 173965028, 347930056, 695860112, 1261246453, 2522492906, 5044985812, 10089971624, 20179943248]

約数ペア:

[(1, 20179943248), (2, 10089971624), (4, 5044985812), (8, 2522492906), (16, 1261246453), (29, 695860112), (58, 347930056), (116, 173965028), (232, 86982514), (401, 50324048), (464, 43491257), (802, 25162024), (1604, 12581012), (3208, 6290506), (6416, 3145253), (11629, 1735312), (23258, 867656), (46516, 433828), (93032, 216914), (108457, 186064)]