18881712

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{5701}}^1$

素因数の和:5738

約数の個数: 60

約数和(自身を含む): 55149744

約数和(自身を除く): 36268032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 46, 48, 69, 72, 92, 138, 144, 184, 207, 276, 368, 414, 552, 828, 1104, 1656, 3312, 5701, 11402, 17103, 22804, 34206, 45608, 51309, 68412, 91216, 102618, 131123, 136824, 205236, 262246, 273648, 393369, 410472, 524492, 786738, 820944, 1048984, 1180107, 1573476, 2097968, 2360214, 3146952, 4720428, 6293904, 9440856, 18881712]

約数ペア:

[(1, 18881712), (2, 9440856), (3, 6293904), (4, 4720428), (6, 3146952), (8, 2360214), (9, 2097968), (12, 1573476), (16, 1180107), (18, 1048984), (23, 820944), (24, 786738), (36, 524492), (46, 410472), (48, 393369), (69, 273648), (72, 262246), (92, 205236), (138, 136824), (144, 131123), (184, 102618), (207, 91216), (276, 68412), (368, 51309), (414, 45608), (552, 34206), (828, 22804), (1104, 17103), (1656, 11402), (3312, 5701)]