18491724

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^2\times {\mathrm{971}}^1$

素因数の和:1027

約数の個数: 54

約数和(自身を含む): 48913956

約数和(自身を除く): 30422232

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 529, 828, 971, 1058, 1587, 1942, 2116, 2913, 3174, 3884, 4761, 5826, 6348, 8739, 9522, 11652, 17478, 19044, 22333, 34956, 44666, 66999, 89332, 133998, 200997, 267996, 401994, 513659, 803988, 1027318, 1540977, 2054636, 3081954, 4622931, 6163908, 9245862, 18491724]

約数ペア:

[(1, 18491724), (2, 9245862), (3, 6163908), (4, 4622931), (6, 3081954), (9, 2054636), (12, 1540977), (18, 1027318), (23, 803988), (36, 513659), (46, 401994), (69, 267996), (92, 200997), (138, 133998), (207, 89332), (276, 66999), (414, 44666), (529, 34956), (828, 22333), (971, 19044), (1058, 17478), (1587, 11652), (1942, 9522), (2116, 8739), (2913, 6348), (3174, 5826), (3884, 4761)]