1661765536

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{21521}}^1$

素因数の和:21677

約数の個数: 48

約数和(自身を含む): 3471068160

約数和(自身を除く): 1809302624

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 127, 152, 254, 304, 508, 608, 1016, 2032, 2413, 4064, 4826, 9652, 19304, 21521, 38608, 43042, 77216, 86084, 172168, 344336, 408899, 688672, 817798, 1635596, 2733167, 3271192, 5466334, 6542384, 10932668, 13084768, 21865336, 43730672, 51930173, 87461344, 103860346, 207720692, 415441384, 830882768, 1661765536]

約数ペア:

[(1, 1661765536), (2, 830882768), (4, 415441384), (8, 207720692), (16, 103860346), (19, 87461344), (32, 51930173), (38, 43730672), (76, 21865336), (127, 13084768), (152, 10932668), (254, 6542384), (304, 5466334), (508, 3271192), (608, 2733167), (1016, 1635596), (2032, 817798), (2413, 688672), (4064, 408899), (4826, 344336), (9652, 172168), (19304, 86084), (21521, 77216), (38608, 43042)]