20655916736

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3546689}}^1$

素因数の和:3546721

約数の個数: 56

約数和(自身を含む): 50448118560

約数和(自身を除く): 29792201824

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 182, 208, 224, 364, 416, 448, 728, 832, 1456, 2912, 5824, 3546689, 7093378, 14186756, 24826823, 28373512, 46106957, 49653646, 56747024, 92213914, 99307292, 113494048, 184427828, 198614584, 226988096, 322748699, 368855656, 397229168, 645497398, 737711312, 794458336, 1290994796, 1475422624, 1588916672, 2581989592, 2950845248, 5163979184, 10327958368, 20655916736]

約数ペア:

[(1, 20655916736), (2, 10327958368), (4, 5163979184), (7, 2950845248), (8, 2581989592), (13, 1588916672), (14, 1475422624), (16, 1290994796), (26, 794458336), (28, 737711312), (32, 645497398), (52, 397229168), (56, 368855656), (64, 322748699), (91, 226988096), (104, 198614584), (112, 184427828), (182, 113494048), (208, 99307292), (224, 92213914), (364, 56747024), (416, 49653646), (448, 46106957), (728, 28373512), (832, 24826823), (1456, 14186756), (2912, 7093378), (5824, 3546689)]