16872984

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^2\times {\mathrm{443}}^1$

素因数の和:501

約数の個数: 72

約数和(自身を含む): 47878740

約数和(自身を除く): 31005756

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 92, 138, 184, 207, 276, 414, 443, 529, 552, 828, 886, 1058, 1329, 1587, 1656, 1772, 2116, 2658, 3174, 3544, 3987, 4232, 4761, 5316, 6348, 7974, 9522, 10189, 10632, 12696, 15948, 19044, 20378, 30567, 31896, 38088, 40756, 61134, 81512, 91701, 122268, 183402, 234347, 244536, 366804, 468694, 703041, 733608, 937388, 1406082, 1874776, 2109123, 2812164, 4218246, 5624328, 8436492, 16872984]

約数ペア:

[(1, 16872984), (2, 8436492), (3, 5624328), (4, 4218246), (6, 2812164), (8, 2109123), (9, 1874776), (12, 1406082), (18, 937388), (23, 733608), (24, 703041), (36, 468694), (46, 366804), (69, 244536), (72, 234347), (92, 183402), (138, 122268), (184, 91701), (207, 81512), (276, 61134), (414, 40756), (443, 38088), (529, 31896), (552, 30567), (828, 20378), (886, 19044), (1058, 15948), (1329, 12696), (1587, 10632), (1656, 10189), (1772, 9522), (2116, 7974), (2658, 6348), (3174, 5316), (3544, 4761), (3987, 4232)]