20371127347

素因数分解:

${\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{191}}^1\times {\mathrm{457}}^1$

素因数の和:883

約数の個数: 32

約数和(自身を含む): 21864407040

約数和(自身を除く): 1493279693

約数列:

[1, 23, 73, 139, 191, 457, 1679, 3197, 4393, 10147, 10511, 13943, 26549, 33361, 63523, 87287, 233381, 320689, 610627, 767303, 1461029, 1938077, 2007601, 4637179, 6371951, 12132893, 44575771, 106655117, 146554873, 279056539, 885701189, 20371127347]

約数ペア:

[(1, 20371127347), (23, 885701189), (73, 279056539), (139, 146554873), (191, 106655117), (457, 44575771), (1679, 12132893), (3197, 6371951), (4393, 4637179), (10147, 2007601), (10511, 1938077), (13943, 1461029), (26549, 767303), (33361, 610627), (63523, 320689), (87287, 233381)]