20189537277

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{133733}}^1$

素因数の和:133842

約数の個数: 48

約数和(自身を含む): 34150314240

約数和(自身を除く): 13960776963

約数列:

[1, 3, 7, 13, 21, 39, 49, 79, 91, 147, 237, 273, 553, 637, 1027, 1659, 1911, 3081, 3871, 7189, 11613, 21567, 50323, 133733, 150969, 401199, 936131, 1738529, 2808393, 5215587, 6552917, 10564907, 12169703, 19658751, 31694721, 36509109, 73954349, 85187921, 137343791, 221863047, 255563763, 412031373, 517680443, 961406537, 1553041329, 2884219611, 6729845759, 20189537277]

約数ペア:

[(1, 20189537277), (3, 6729845759), (7, 2884219611), (13, 1553041329), (21, 961406537), (39, 517680443), (49, 412031373), (79, 255563763), (91, 221863047), (147, 137343791), (237, 85187921), (273, 73954349), (553, 36509109), (637, 31694721), (1027, 19658751), (1659, 12169703), (1911, 10564907), (3081, 6552917), (3871, 5215587), (7189, 2808393), (11613, 1738529), (21567, 936131), (50323, 401199), (133733, 150969)]