19731888

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{12457}}^1$

素因数の和:12482

約数の個数: 60

約数和(自身を含む): 60246888

約数和(自身を除く): 40515000

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 132, 144, 176, 198, 264, 396, 528, 792, 1584, 12457, 24914, 37371, 49828, 74742, 99656, 112113, 137027, 149484, 199312, 224226, 274054, 298968, 411081, 448452, 548108, 597936, 822162, 896904, 1096216, 1233243, 1644324, 1793808, 2192432, 2466486, 3288648, 4932972, 6577296, 9865944, 19731888]

約数ペア:

[(1, 19731888), (2, 9865944), (3, 6577296), (4, 4932972), (6, 3288648), (8, 2466486), (9, 2192432), (11, 1793808), (12, 1644324), (16, 1233243), (18, 1096216), (22, 896904), (24, 822162), (33, 597936), (36, 548108), (44, 448452), (48, 411081), (66, 298968), (72, 274054), (88, 224226), (99, 199312), (132, 149484), (144, 137027), (176, 112113), (198, 99656), (264, 74742), (396, 49828), (528, 37371), (792, 24914), (1584, 12457)]