19824984

素因数分解:

$2^3\times 3^2\times {\mathrm{251}}^1\times {\mathrm{1097}}^1$

素因数の和:1360

約数の個数: 48

約数和(自身を含む): 53955720

約数和(自身を除く): 34130736

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 251, 502, 753, 1004, 1097, 1506, 2008, 2194, 2259, 3012, 3291, 4388, 4518, 6024, 6582, 8776, 9036, 9873, 13164, 18072, 19746, 26328, 39492, 78984, 275347, 550694, 826041, 1101388, 1652082, 2202776, 2478123, 3304164, 4956246, 6608328, 9912492, 19824984]

約数ペア:

[(1, 19824984), (2, 9912492), (3, 6608328), (4, 4956246), (6, 3304164), (8, 2478123), (9, 2202776), (12, 1652082), (18, 1101388), (24, 826041), (36, 550694), (72, 275347), (251, 78984), (502, 39492), (753, 26328), (1004, 19746), (1097, 18072), (1506, 13164), (2008, 9873), (2194, 9036), (2259, 8776), (3012, 6582), (3291, 6024), (4388, 4518)]