20074538

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{409}}^1$

素因数の和:542

約数の個数: 32

約数和(自身を含む): 34715520

約数和(自身を除く): 14640982

約数列:

[1, 2, 11, 22, 23, 46, 97, 194, 253, 409, 506, 818, 1067, 2134, 2231, 4462, 4499, 8998, 9407, 18814, 24541, 39673, 49082, 79346, 103477, 206954, 436403, 872806, 912479, 1824958, 10037269, 20074538]

約数ペア:

[(1, 20074538), (2, 10037269), (11, 1824958), (22, 912479), (23, 872806), (46, 436403), (97, 206954), (194, 103477), (253, 79346), (409, 49082), (506, 39673), (818, 24541), (1067, 18814), (2134, 9407), (2231, 8998), (4462, 4499)]