20175701864

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{587}}^1\times {\mathrm{252727}}^1$

素因数の和:253337

約数の個数: 32

約数和(自身を含む): 40123097280

約数和(自身を除く): 19947395416

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 587, 1174, 2348, 4696, 9979, 19958, 39916, 79832, 252727, 505454, 1010908, 2021816, 4296359, 8592718, 17185436, 34370872, 148350749, 296701498, 593402996, 1186805992, 2521962733, 5043925466, 10087850932, 20175701864]

約数ペア:

[(1, 20175701864), (2, 10087850932), (4, 5043925466), (8, 2521962733), (17, 1186805992), (34, 593402996), (68, 296701498), (136, 148350749), (587, 34370872), (1174, 17185436), (2348, 8592718), (4696, 4296359), (9979, 2021816), (19958, 1010908), (39916, 505454), (79832, 252727)]