18681844

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{1069}}^1$

素因数の和:1347

約数の個数: 24

約数和(自身を含む): 34783560

約数和(自身を除く): 16101716

約数列:

[1, 2, 4, 17, 34, 68, 257, 514, 1028, 1069, 2138, 4276, 4369, 8738, 17476, 18173, 36346, 72692, 274733, 549466, 1098932, 4670461, 9340922, 18681844]

約数ペア:

[(1, 18681844), (2, 9340922), (4, 4670461), (17, 1098932), (34, 549466), (68, 274733), (257, 72692), (514, 36346), (1028, 18173), (1069, 17476), (2138, 8738), (4276, 4369)]