20894412

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{22613}}^1$

素因数の和:22638

約数の個数: 48

約数和(自身を含む): 60786432

約数和(自身を除く): 39892020

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 132, 154, 231, 308, 462, 924, 22613, 45226, 67839, 90452, 135678, 158291, 248743, 271356, 316582, 474873, 497486, 633164, 746229, 949746, 994972, 1492458, 1741201, 1899492, 2984916, 3482402, 5223603, 6964804, 10447206, 20894412]

約数ペア:

[(1, 20894412), (2, 10447206), (3, 6964804), (4, 5223603), (6, 3482402), (7, 2984916), (11, 1899492), (12, 1741201), (14, 1492458), (21, 994972), (22, 949746), (28, 746229), (33, 633164), (42, 497486), (44, 474873), (66, 316582), (77, 271356), (84, 248743), (132, 158291), (154, 135678), (231, 90452), (308, 67839), (462, 45226), (924, 22613)]