208961824

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{12391}}^1$

素因数の和:12449

約数の個数: 48

約数和(自身を含む): 449680896

約数和(自身を除く): 240719072

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 62, 68, 124, 136, 248, 272, 496, 527, 544, 992, 1054, 2108, 4216, 8432, 12391, 16864, 24782, 49564, 99128, 198256, 210647, 384121, 396512, 421294, 768242, 842588, 1536484, 1685176, 3072968, 3370352, 6145936, 6530057, 6740704, 12291872, 13060114, 26120228, 52240456, 104480912, 208961824]

約数ペア:

[(1, 208961824), (2, 104480912), (4, 52240456), (8, 26120228), (16, 13060114), (17, 12291872), (31, 6740704), (32, 6530057), (34, 6145936), (62, 3370352), (68, 3072968), (124, 1685176), (136, 1536484), (248, 842588), (272, 768242), (496, 421294), (527, 396512), (544, 384121), (992, 210647), (1054, 198256), (2108, 99128), (4216, 49564), (8432, 24782), (12391, 16864)]