19773952

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{3511}}^1$

素因数の和:3540

約数の個数: 40

約数和(自身を含む): 43113312

約数和(自身を除く): 23339360

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 512, 704, 1408, 2816, 3511, 5632, 7022, 14044, 28088, 38621, 56176, 77242, 112352, 154484, 224704, 308968, 449408, 617936, 898816, 1235872, 1797632, 2471744, 4943488, 9886976, 19773952]

約数ペア:

[(1, 19773952), (2, 9886976), (4, 4943488), (8, 2471744), (11, 1797632), (16, 1235872), (22, 898816), (32, 617936), (44, 449408), (64, 308968), (88, 224704), (128, 154484), (176, 112352), (256, 77242), (352, 56176), (512, 38621), (704, 28088), (1408, 14044), (2816, 7022), (3511, 5632)]