19897350

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:446

約数の個数: 96

約数和(自身を含む): 55710720

約数和(自身を除く): 35813370

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 31, 33, 50, 55, 62, 66, 75, 93, 110, 150, 155, 165, 186, 275, 310, 330, 341, 389, 465, 550, 682, 775, 778, 825, 930, 1023, 1167, 1550, 1650, 1705, 1945, 2046, 2325, 2334, 3410, 3890, 4279, 4650, 5115, 5835, 8525, 8558, 9725, 10230, 11670, 12059, 12837, 17050, 19450, 21395, 24118, 25575, 25674, 29175, 36177, 42790, 51150, 58350, 60295, 64185, 72354, 106975, 120590, 128370, 132649, 180885, 213950, 265298, 301475, 320925, 361770, 397947, 602950, 641850, 663245, 795894, 904425, 1326490, 1808850, 1989735, 3316225, 3979470, 6632450, 9948675, 19897350]

約数ペア:

[(1, 19897350), (2, 9948675), (3, 6632450), (5, 3979470), (6, 3316225), (10, 1989735), (11, 1808850), (15, 1326490), (22, 904425), (25, 795894), (30, 663245), (31, 641850), (33, 602950), (50, 397947), (55, 361770), (62, 320925), (66, 301475), (75, 265298), (93, 213950), (110, 180885), (150, 132649), (155, 128370), (165, 120590), (186, 106975), (275, 72354), (310, 64185), (330, 60295), (341, 58350), (389, 51150), (465, 42790), (550, 36177), (682, 29175), (775, 25674), (778, 25575), (825, 24118), (930, 21395), (1023, 19450), (1167, 17050), (1550, 12837), (1650, 12059), (1705, 11670), (1945, 10230), (2046, 9725), (2325, 8558), (2334, 8525), (3410, 5835), (3890, 5115), (4279, 4650)]