2018667632

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{12689}}^1$

素因数の和:12921

約数の個数: 40

約数和(自身を含む): 3999989520

約数和(自身を除く): 1981321888

約数列:

[1, 2, 4, 8, 16, 61, 122, 163, 244, 326, 488, 652, 976, 1304, 2608, 9943, 12689, 19886, 25378, 39772, 50756, 79544, 101512, 159088, 203024, 774029, 1548058, 2068307, 3096116, 4136614, 6192232, 8273228, 12384464, 16546456, 33092912, 126166727, 252333454, 504666908, 1009333816, 2018667632]

約数ペア:

[(1, 2018667632), (2, 1009333816), (4, 504666908), (8, 252333454), (16, 126166727), (61, 33092912), (122, 16546456), (163, 12384464), (244, 8273228), (326, 6192232), (488, 4136614), (652, 3096116), (976, 2068307), (1304, 1548058), (2608, 774029), (9943, 203024), (12689, 159088), (19886, 101512), (25378, 79544), (39772, 50756)]