17897464

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 39191040

約数和(自身を除く): 21293576

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 53, 68, 104, 106, 136, 191, 212, 221, 382, 424, 442, 689, 764, 884, 901, 1378, 1528, 1768, 1802, 2483, 2756, 3247, 3604, 4966, 5512, 6494, 7208, 9932, 10123, 11713, 12988, 19864, 20246, 23426, 25976, 40492, 42211, 46852, 80984, 84422, 93704, 131599, 168844, 172091, 263198, 337688, 344182, 526396, 688364, 1052792, 1376728, 2237183, 4474366, 8948732, 17897464]

約数ペア:

[(1, 17897464), (2, 8948732), (4, 4474366), (8, 2237183), (13, 1376728), (17, 1052792), (26, 688364), (34, 526396), (52, 344182), (53, 337688), (68, 263198), (104, 172091), (106, 168844), (136, 131599), (191, 93704), (212, 84422), (221, 80984), (382, 46852), (424, 42211), (442, 40492), (689, 25976), (764, 23426), (884, 20246), (901, 19864), (1378, 12988), (1528, 11713), (1768, 10123), (1802, 9932), (2483, 7208), (2756, 6494), (3247, 5512), (3604, 4966)]