20163856845

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{358373}}^1$

素因数の和:358434

約数の個数: 48

約数和(自身を含む): 36605753856

約数和(自身を除く): 16441897011

約数列:

[1, 3, 5, 11, 15, 31, 33, 55, 93, 121, 155, 165, 341, 363, 465, 605, 1023, 1705, 1815, 3751, 5115, 11253, 18755, 56265, 358373, 1075119, 1791865, 3942103, 5375595, 11109563, 11826309, 19710515, 33328689, 43363133, 55547815, 59131545, 122205193, 130089399, 166643445, 216815665, 366615579, 611025965, 650446995, 1344257123, 1833077895, 4032771369, 6721285615, 20163856845]

約数ペア:

[(1, 20163856845), (3, 6721285615), (5, 4032771369), (11, 1833077895), (15, 1344257123), (31, 650446995), (33, 611025965), (55, 366615579), (93, 216815665), (121, 166643445), (155, 130089399), (165, 122205193), (341, 59131545), (363, 55547815), (465, 43363133), (605, 33328689), (1023, 19710515), (1705, 11826309), (1815, 11109563), (3751, 5375595), (5115, 3942103), (11253, 1791865), (18755, 1075119), (56265, 358373)]