220187672

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{16691}}^1$

素因数の和:16811

約数の個数: 32

約数和(自身を含む): 441670320

約数和(自身を除く): 221482648

約数列:

[1, 2, 4, 8, 17, 34, 68, 97, 136, 194, 388, 776, 1649, 3298, 6596, 13192, 16691, 33382, 66764, 133528, 283747, 567494, 1134988, 1619027, 2269976, 3238054, 6476108, 12952216, 27523459, 55046918, 110093836, 220187672]

約数ペア:

[(1, 220187672), (2, 110093836), (4, 55046918), (8, 27523459), (17, 12952216), (34, 6476108), (68, 3238054), (97, 2269976), (136, 1619027), (194, 1134988), (388, 567494), (776, 283747), (1649, 133528), (3298, 66764), (6596, 33382), (13192, 16691)]