20368516

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{6113}}^1$

素因数の和:6148

約数の個数: 36

約数和(自身を含む): 43910748

約数和(自身を除く): 23542232

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 68, 98, 119, 196, 238, 476, 833, 1666, 3332, 6113, 12226, 24452, 42791, 85582, 103921, 171164, 207842, 299537, 415684, 599074, 727447, 1198148, 1454894, 2909788, 5092129, 10184258, 20368516]

約数ペア:

[(1, 20368516), (2, 10184258), (4, 5092129), (7, 2909788), (14, 1454894), (17, 1198148), (28, 727447), (34, 599074), (49, 415684), (68, 299537), (98, 207842), (119, 171164), (196, 103921), (238, 85582), (476, 42791), (833, 24452), (1666, 12226), (3332, 6113)]