16540784

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{283}}^1$

素因数の和:585

約数の個数: 40

約数和(自身を含む): 34758192

約数和(自身を除く): 18217408

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 281, 283, 562, 566, 1124, 1132, 2248, 2264, 3653, 3679, 4496, 4528, 7306, 7358, 14612, 14716, 29224, 29432, 58448, 58864, 79523, 159046, 318092, 636184, 1033799, 1272368, 2067598, 4135196, 8270392, 16540784]

約数ペア:

[(1, 16540784), (2, 8270392), (4, 4135196), (8, 2067598), (13, 1272368), (16, 1033799), (26, 636184), (52, 318092), (104, 159046), (208, 79523), (281, 58864), (283, 58448), (562, 29432), (566, 29224), (1124, 14716), (1132, 14612), (2248, 7358), (2264, 7306), (3653, 4528), (3679, 4496)]