1806272

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{167}}^1$

素因数の和:205

約数の個数: 42

約数和(自身を含む): 3904488

約数和(自身を除く): 2098216

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 167, 169, 208, 334, 338, 416, 668, 676, 832, 1336, 1352, 2171, 2672, 2704, 4342, 5344, 5408, 8684, 10688, 10816, 17368, 28223, 34736, 56446, 69472, 112892, 138944, 225784, 451568, 903136, 1806272]

約数ペア:

[(1, 1806272), (2, 903136), (4, 451568), (8, 225784), (13, 138944), (16, 112892), (26, 69472), (32, 56446), (52, 34736), (64, 28223), (104, 17368), (167, 10816), (169, 10688), (208, 8684), (334, 5408), (338, 5344), (416, 4342), (668, 2704), (676, 2672), (832, 2171), (1336, 1352)]