1781567488

素因数分解:

$2^{12}\times {\mathrm{23}}^1\times {\mathrm{18911}}^1$

素因数の和:18958

約数の個数: 52

約数和(自身を含む): 3717796608

約数和(自身を除く): 1936229120

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 256, 368, 512, 736, 1024, 1472, 2048, 2944, 4096, 5888, 11776, 18911, 23552, 37822, 47104, 75644, 94208, 151288, 302576, 434953, 605152, 869906, 1210304, 1739812, 2420608, 3479624, 4841216, 6959248, 9682432, 13918496, 19364864, 27836992, 38729728, 55673984, 77459456, 111347968, 222695936, 445391872, 890783744, 1781567488]

約数ペア:

[(1, 1781567488), (2, 890783744), (4, 445391872), (8, 222695936), (16, 111347968), (23, 77459456), (32, 55673984), (46, 38729728), (64, 27836992), (92, 19364864), (128, 13918496), (184, 9682432), (256, 6959248), (368, 4841216), (512, 3479624), (736, 2420608), (1024, 1739812), (1472, 1210304), (2048, 869906), (2944, 605152), (4096, 434953), (5888, 302576), (11776, 151288), (18911, 94208), (23552, 75644), (37822, 47104)]