20108256468

素因数分解:

$2^2\times 3^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{451303}}^1$

素因数の和:451436

約数の個数: 48

約数和(自身を含む): 48524206080

約数和(自身を除く): 28415949612

約数列:

[1, 2, 3, 4, 6, 12, 47, 79, 94, 141, 158, 188, 237, 282, 316, 474, 564, 948, 3713, 7426, 11139, 14852, 22278, 44556, 451303, 902606, 1353909, 1805212, 2707818, 5415636, 21211241, 35652937, 42422482, 63633723, 71305874, 84844964, 106958811, 127267446, 142611748, 213917622, 254534892, 427835244, 1675688039, 3351376078, 5027064117, 6702752156, 10054128234, 20108256468]

約数ペア:

[(1, 20108256468), (2, 10054128234), (3, 6702752156), (4, 5027064117), (6, 3351376078), (12, 1675688039), (47, 427835244), (79, 254534892), (94, 213917622), (141, 142611748), (158, 127267446), (188, 106958811), (237, 84844964), (282, 71305874), (316, 63633723), (474, 42422482), (564, 35652937), (948, 21211241), (3713, 5415636), (7426, 2707818), (11139, 1805212), (14852, 1353909), (22278, 902606), (44556, 451303)]