990388624

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{419}}^1\times {\mathrm{1523}}^1$

素因数の和:2047

約数の個数: 40

約数和(自身を含む): 1944563040

約数和(自身を除く): 954174416

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 419, 776, 838, 1523, 1552, 1676, 3046, 3352, 6092, 6704, 12184, 24368, 40643, 81286, 147731, 162572, 295462, 325144, 590924, 638137, 650288, 1181848, 1276274, 2363696, 2552548, 5105096, 10210192, 61899289, 123798578, 247597156, 495194312, 990388624]

約数ペア:

[(1, 990388624), (2, 495194312), (4, 247597156), (8, 123798578), (16, 61899289), (97, 10210192), (194, 5105096), (388, 2552548), (419, 2363696), (776, 1276274), (838, 1181848), (1523, 650288), (1552, 638137), (1676, 590924), (3046, 325144), (3352, 295462), (6092, 162572), (6704, 147731), (12184, 81286), (24368, 40643)]