19983696

素因数分解:

$2^4\times 3^1\times {\mathrm{457}}^1\times {\mathrm{911}}^1$

素因数の和:1379

約数の個数: 40

約数和(自身を含む): 51794304

約数和(自身を除く): 31810608

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 457, 911, 914, 1371, 1822, 1828, 2733, 2742, 3644, 3656, 5466, 5484, 7288, 7312, 10932, 10968, 14576, 21864, 21936, 43728, 416327, 832654, 1248981, 1665308, 2497962, 3330616, 4995924, 6661232, 9991848, 19983696]

約数ペア:

[(1, 19983696), (2, 9991848), (3, 6661232), (4, 4995924), (6, 3330616), (8, 2497962), (12, 1665308), (16, 1248981), (24, 832654), (48, 416327), (457, 43728), (911, 21936), (914, 21864), (1371, 14576), (1822, 10968), (1828, 10932), (2733, 7312), (2742, 7288), (3644, 5484), (3656, 5466)]