20218330672

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{179}}^1\times {\mathrm{227}}^2$

素因数の和:778

約数の個数: 60

約数和(自身を含む): 39854960280

約数和(自身を除く): 19636629608

約数列:

[1, 2, 4, 8, 16, 137, 179, 227, 274, 358, 454, 548, 716, 908, 1096, 1432, 1816, 2192, 2864, 3632, 24523, 31099, 40633, 49046, 51529, 62198, 81266, 98092, 103058, 124396, 162532, 196184, 206116, 248792, 325064, 392368, 412232, 497584, 650128, 824464, 5566721, 7059473, 9223691, 11133442, 14118946, 18447382, 22266884, 28237892, 36894764, 44533768, 56475784, 73789528, 89067536, 112951568, 147579056, 1263645667, 2527291334, 5054582668, 10109165336, 20218330672]

約数ペア:

[(1, 20218330672), (2, 10109165336), (4, 5054582668), (8, 2527291334), (16, 1263645667), (137, 147579056), (179, 112951568), (227, 89067536), (274, 73789528), (358, 56475784), (454, 44533768), (548, 36894764), (716, 28237892), (908, 22266884), (1096, 18447382), (1432, 14118946), (1816, 11133442), (2192, 9223691), (2864, 7059473), (3632, 5566721), (24523, 824464), (31099, 650128), (40633, 497584), (49046, 412232), (51529, 392368), (62198, 325064), (81266, 248792), (98092, 206116), (103058, 196184), (124396, 162532)]