20932626

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{787}}^1$

素因数の和:847

約数の個数: 64

約数和(自身を含む): 50835456

約数和(自身を除く): 29902830

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 31, 33, 39, 62, 66, 78, 93, 143, 186, 286, 341, 403, 429, 682, 787, 806, 858, 1023, 1209, 1574, 2046, 2361, 2418, 4433, 4722, 8657, 8866, 10231, 13299, 17314, 20462, 24397, 25971, 26598, 30693, 48794, 51942, 61386, 73191, 112541, 146382, 225082, 268367, 317161, 337623, 536734, 634322, 675246, 805101, 951483, 1610202, 1902966, 3488771, 6977542, 10466313, 20932626]

約数ペア:

[(1, 20932626), (2, 10466313), (3, 6977542), (6, 3488771), (11, 1902966), (13, 1610202), (22, 951483), (26, 805101), (31, 675246), (33, 634322), (39, 536734), (62, 337623), (66, 317161), (78, 268367), (93, 225082), (143, 146382), (186, 112541), (286, 73191), (341, 61386), (403, 51942), (429, 48794), (682, 30693), (787, 26598), (806, 25971), (858, 24397), (1023, 20462), (1209, 17314), (1574, 13299), (2046, 10231), (2361, 8866), (2418, 8657), (4433, 4722)]