20181864570

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{4447}}^1\times {\mathrm{21611}}^1$

素因数の和:26075

約数の個数: 64

約数和(自身を含む): 55370981376

約数和(自身を除く): 35189116806

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 4447, 8894, 13341, 21611, 22235, 26682, 31129, 43222, 44470, 62258, 64833, 66705, 93387, 108055, 129666, 133410, 151277, 155645, 186774, 216110, 302554, 311290, 324165, 453831, 466935, 648330, 756385, 907662, 933870, 1512770, 2269155, 4538310, 96104117, 192208234, 288312351, 480520585, 576624702, 672728819, 961041170, 1345457638, 1441561755, 2018186457, 2883123510, 3363644095, 4036372914, 6727288190, 10090932285, 20181864570]

約数ペア:

[(1, 20181864570), (2, 10090932285), (3, 6727288190), (5, 4036372914), (6, 3363644095), (7, 2883123510), (10, 2018186457), (14, 1441561755), (15, 1345457638), (21, 961041170), (30, 672728819), (35, 576624702), (42, 480520585), (70, 288312351), (105, 192208234), (210, 96104117), (4447, 4538310), (8894, 2269155), (13341, 1512770), (21611, 933870), (22235, 907662), (26682, 756385), (31129, 648330), (43222, 466935), (44470, 453831), (62258, 324165), (64833, 311290), (66705, 302554), (93387, 216110), (108055, 186774), (129666, 155645), (133410, 151277)]