2019753428

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{345139}}^1$

素因数の和:345180

約数の個数: 48

約数和(自身を含む): 4638681600

約数和(自身を除く): 2618928172

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 133, 154, 209, 266, 308, 418, 532, 836, 1463, 2926, 5852, 345139, 690278, 1380556, 2415973, 3796529, 4831946, 6557641, 7593058, 9663892, 13115282, 15186116, 26230564, 26575703, 45903487, 53151406, 72134051, 91806974, 106302812, 144268102, 183613948, 288536204, 504938357, 1009876714, 2019753428]

約数ペア:

[(1, 2019753428), (2, 1009876714), (4, 504938357), (7, 288536204), (11, 183613948), (14, 144268102), (19, 106302812), (22, 91806974), (28, 72134051), (38, 53151406), (44, 45903487), (76, 26575703), (77, 26230564), (133, 15186116), (154, 13115282), (209, 9663892), (266, 7593058), (308, 6557641), (418, 4831946), (532, 3796529), (836, 2415973), (1463, 1380556), (2926, 690278), (5852, 345139)]