20745522048

素因数分解:

$2^7\times 3^1\times {\mathrm{2357}}^1\times {\mathrm{22921}}^1$

素因数の和:25295

約数の個数: 64

約数和(自身を含む): 55131077520

約数和(自身を除く): 34385555472

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 2357, 4714, 7071, 9428, 14142, 18856, 22921, 28284, 37712, 45842, 56568, 68763, 75424, 91684, 113136, 137526, 150848, 183368, 226272, 275052, 301696, 366736, 452544, 550104, 733472, 905088, 1100208, 1466944, 2200416, 2933888, 4400832, 8801664, 54024797, 108049594, 162074391, 216099188, 324148782, 432198376, 648297564, 864396752, 1296595128, 1728793504, 2593190256, 3457587008, 5186380512, 6915174016, 10372761024, 20745522048]

約数ペア:

[(1, 20745522048), (2, 10372761024), (3, 6915174016), (4, 5186380512), (6, 3457587008), (8, 2593190256), (12, 1728793504), (16, 1296595128), (24, 864396752), (32, 648297564), (48, 432198376), (64, 324148782), (96, 216099188), (128, 162074391), (192, 108049594), (384, 54024797), (2357, 8801664), (4714, 4400832), (7071, 2933888), (9428, 2200416), (14142, 1466944), (18856, 1100208), (22921, 905088), (28284, 733472), (37712, 550104), (45842, 452544), (56568, 366736), (68763, 301696), (75424, 275052), (91684, 226272), (113136, 183368), (137526, 150848)]