19175750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{367}}^1$

素因数の和:414

約数の個数: 64

約数和(自身を含む): 41333760

約数和(自身を除く): 22158010

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 50, 55, 95, 110, 125, 190, 209, 250, 275, 367, 418, 475, 550, 734, 950, 1045, 1375, 1835, 2090, 2375, 2750, 3670, 4037, 4750, 5225, 6973, 8074, 9175, 10450, 13946, 18350, 20185, 26125, 34865, 40370, 45875, 52250, 69730, 76703, 91750, 100925, 153406, 174325, 201850, 348650, 383515, 504625, 767030, 871625, 1009250, 1743250, 1917575, 3835150, 9587875, 19175750]

約数ペア:

[(1, 19175750), (2, 9587875), (5, 3835150), (10, 1917575), (11, 1743250), (19, 1009250), (22, 871625), (25, 767030), (38, 504625), (50, 383515), (55, 348650), (95, 201850), (110, 174325), (125, 153406), (190, 100925), (209, 91750), (250, 76703), (275, 69730), (367, 52250), (418, 45875), (475, 40370), (550, 34865), (734, 26125), (950, 20185), (1045, 18350), (1375, 13946), (1835, 10450), (2090, 9175), (2375, 8074), (2750, 6973), (3670, 5225), (4037, 4750)]