20163375328

素因数分解:

$2^5\times {\mathrm{569}}^1\times {\mathrm{619}}^1\times {\mathrm{1789}}^1$

素因数の和:2987

約数の個数: 48

約数和(自身を含む): 39852918000

約数和(自身を除く): 19689542672

約数列:

[1, 2, 4, 8, 16, 32, 569, 619, 1138, 1238, 1789, 2276, 2476, 3578, 4552, 4952, 7156, 9104, 9904, 14312, 18208, 19808, 28624, 57248, 352211, 704422, 1017941, 1107391, 1408844, 2035882, 2214782, 2817688, 4071764, 4429564, 5635376, 8143528, 8859128, 11270752, 16287056, 17718256, 32574112, 35436512, 630105479, 1260210958, 2520421916, 5040843832, 10081687664, 20163375328]

約数ペア:

[(1, 20163375328), (2, 10081687664), (4, 5040843832), (8, 2520421916), (16, 1260210958), (32, 630105479), (569, 35436512), (619, 32574112), (1138, 17718256), (1238, 16287056), (1789, 11270752), (2276, 8859128), (2476, 8143528), (3578, 5635376), (4552, 4429564), (4952, 4071764), (7156, 2817688), (9104, 2214782), (9904, 2035882), (14312, 1408844), (18208, 1107391), (19808, 1017941), (28624, 704422), (57248, 352211)]