20177508

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{613}}^1$

素因数の和:844

約数の個数: 48

約数和(自身を含む): 51025856

約数和(自身を除く): 30848348

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 211, 422, 613, 633, 844, 1226, 1266, 1839, 2452, 2532, 2743, 3678, 5486, 7356, 7969, 8229, 10972, 15938, 16458, 23907, 31876, 32916, 47814, 95628, 129343, 258686, 388029, 517372, 776058, 1552116, 1681459, 3362918, 5044377, 6725836, 10088754, 20177508]

約数ペア:

[(1, 20177508), (2, 10088754), (3, 6725836), (4, 5044377), (6, 3362918), (12, 1681459), (13, 1552116), (26, 776058), (39, 517372), (52, 388029), (78, 258686), (156, 129343), (211, 95628), (422, 47814), (613, 32916), (633, 31876), (844, 23907), (1226, 16458), (1266, 15938), (1839, 10972), (2452, 8229), (2532, 7969), (2743, 7356), (3678, 5486)]