20473284

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3547}}^1$

素因数の和:3604

約数の個数: 48

約数和(自身を含む): 52851008

約数和(自身を除く): 32377724

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 37, 39, 52, 74, 78, 111, 148, 156, 222, 444, 481, 962, 1443, 1924, 2886, 3547, 5772, 7094, 10641, 14188, 21282, 42564, 46111, 92222, 131239, 138333, 184444, 262478, 276666, 393717, 524956, 553332, 787434, 1574868, 1706107, 3412214, 5118321, 6824428, 10236642, 20473284]

約数ペア:

[(1, 20473284), (2, 10236642), (3, 6824428), (4, 5118321), (6, 3412214), (12, 1706107), (13, 1574868), (26, 787434), (37, 553332), (39, 524956), (52, 393717), (74, 276666), (78, 262478), (111, 184444), (148, 138333), (156, 131239), (222, 92222), (444, 46111), (481, 42564), (962, 21282), (1443, 14188), (1924, 10641), (2886, 7094), (3547, 5772)]