18812988

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{22721}}^1$

素因数の和:22754

約数の個数: 36

約数和(自身を含む): 49624848

約数和(自身を除く): 30811860

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 828, 22721, 45442, 68163, 90884, 136326, 204489, 272652, 408978, 522583, 817956, 1045166, 1567749, 2090332, 3135498, 4703247, 6270996, 9406494, 18812988]

約数ペア:

[(1, 18812988), (2, 9406494), (3, 6270996), (4, 4703247), (6, 3135498), (9, 2090332), (12, 1567749), (18, 1045166), (23, 817956), (36, 522583), (46, 408978), (69, 272652), (92, 204489), (138, 136326), (207, 90884), (276, 68163), (414, 45442), (828, 22721)]