20006228

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{373}}^1$

素因数の和:464

約数の個数: 48

約数和(自身を含む): 40715136

約数和(自身を除く): 20708908

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 53, 92, 106, 212, 253, 373, 506, 583, 746, 1012, 1166, 1219, 1492, 2332, 2438, 4103, 4876, 8206, 8579, 13409, 16412, 17158, 19769, 26818, 34316, 39538, 53636, 79076, 94369, 188738, 217459, 377476, 434918, 454687, 869836, 909374, 1818748, 5001557, 10003114, 20006228]

約数ペア:

[(1, 20006228), (2, 10003114), (4, 5001557), (11, 1818748), (22, 909374), (23, 869836), (44, 454687), (46, 434918), (53, 377476), (92, 217459), (106, 188738), (212, 94369), (253, 79076), (373, 53636), (506, 39538), (583, 34316), (746, 26818), (1012, 19769), (1166, 17158), (1219, 16412), (1492, 13409), (2332, 8579), (2438, 8206), (4103, 4876)]