188967128

素因数分解:

$2^3\times 7^2\times {\mathrm{197}}^1\times {\mathrm{2447}}^1$

素因数の和:2664

約数の個数: 48

約数和(自身を含む): 414421920

約数和(自身を除く): 225454792

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 197, 392, 394, 788, 1379, 1576, 2447, 2758, 4894, 5516, 9653, 9788, 11032, 17129, 19306, 19576, 34258, 38612, 68516, 77224, 119903, 137032, 239806, 479612, 482059, 959224, 964118, 1928236, 3374413, 3856472, 6748826, 13497652, 23620891, 26995304, 47241782, 94483564, 188967128]

約数ペア:

[(1, 188967128), (2, 94483564), (4, 47241782), (7, 26995304), (8, 23620891), (14, 13497652), (28, 6748826), (49, 3856472), (56, 3374413), (98, 1928236), (196, 964118), (197, 959224), (392, 482059), (394, 479612), (788, 239806), (1379, 137032), (1576, 119903), (2447, 77224), (2758, 68516), (4894, 38612), (5516, 34258), (9653, 19576), (9788, 19306), (11032, 17129)]