11978388

素因数分解:

$2^2\times 3^3\times {\mathrm{197}}^1\times {\mathrm{563}}^1$

素因数の和:773

約数の個数: 48

約数和(自身を含む): 31268160

約数和(自身を除く): 19289772

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 197, 394, 563, 591, 788, 1126, 1182, 1689, 1773, 2252, 2364, 3378, 3546, 5067, 5319, 6756, 7092, 10134, 10638, 15201, 20268, 21276, 30402, 60804, 110911, 221822, 332733, 443644, 665466, 998199, 1330932, 1996398, 2994597, 3992796, 5989194, 11978388]

約数ペア:

[(1, 11978388), (2, 5989194), (3, 3992796), (4, 2994597), (6, 1996398), (9, 1330932), (12, 998199), (18, 665466), (27, 443644), (36, 332733), (54, 221822), (108, 110911), (197, 60804), (394, 30402), (563, 21276), (591, 20268), (788, 15201), (1126, 10638), (1182, 10134), (1689, 7092), (1773, 6756), (2252, 5319), (2364, 5067), (3378, 3546)]