20228210331

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{21491}}^1$

素因数の和:21864

約数の個数: 48

約数和(自身を含む): 33125189760

約数和(自身を除く): 12896979429

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 337, 399, 931, 1011, 2359, 2793, 6403, 7077, 16513, 19209, 21491, 44821, 49539, 64473, 134463, 150437, 313747, 408329, 451311, 941241, 1053059, 1224987, 2858303, 3159177, 7242467, 8574909, 20008121, 21727401, 50697269, 60024363, 137606873, 152091807, 354880883, 412820619, 963248111, 1064642649, 2889744333, 6742736777, 20228210331]

約数ペア:

[(1, 20228210331), (3, 6742736777), (7, 2889744333), (19, 1064642649), (21, 963248111), (49, 412820619), (57, 354880883), (133, 152091807), (147, 137606873), (337, 60024363), (399, 50697269), (931, 21727401), (1011, 20008121), (2359, 8574909), (2793, 7242467), (6403, 3159177), (7077, 2858303), (16513, 1224987), (19209, 1053059), (21491, 941241), (44821, 451311), (49539, 408329), (64473, 313747), (134463, 150437)]