17977388

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{593}}^1$

素因数の和:674

約数の個数: 48

約数和(自身を含む): 37721376

約数和(自身を除く): 19743988

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 53, 106, 143, 212, 286, 572, 583, 593, 689, 1166, 1186, 1378, 2332, 2372, 2756, 6523, 7579, 7709, 13046, 15158, 15418, 26092, 30316, 30836, 31429, 62858, 84799, 125716, 169598, 339196, 345719, 408577, 691438, 817154, 1382876, 1634308, 4494347, 8988694, 17977388]

約数ペア:

[(1, 17977388), (2, 8988694), (4, 4494347), (11, 1634308), (13, 1382876), (22, 817154), (26, 691438), (44, 408577), (52, 345719), (53, 339196), (106, 169598), (143, 125716), (212, 84799), (286, 62858), (572, 31429), (583, 30836), (593, 30316), (689, 26092), (1166, 15418), (1186, 15158), (1378, 13046), (2332, 7709), (2372, 7579), (2756, 6523)]