19213180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1$

素因数の和:299

約数の個数: 96

約数和(自身を含む): 50319360

約数和(自身を除く): 31106180

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 31, 35, 38, 62, 70, 76, 95, 124, 133, 140, 155, 190, 217, 233, 266, 310, 380, 434, 466, 532, 589, 620, 665, 868, 932, 1085, 1165, 1178, 1330, 1631, 2170, 2330, 2356, 2660, 2945, 3262, 4123, 4340, 4427, 4660, 5890, 6524, 7223, 8155, 8246, 8854, 11780, 14446, 16310, 16492, 17708, 20615, 22135, 28892, 30989, 32620, 36115, 41230, 44270, 50561, 61978, 72230, 82460, 88540, 101122, 123956, 137237, 144460, 154945, 202244, 252805, 274474, 309890, 505610, 548948, 619780, 686185, 960659, 1011220, 1372370, 1921318, 2744740, 3842636, 4803295, 9606590, 19213180]

約数ペア:

[(1, 19213180), (2, 9606590), (4, 4803295), (5, 3842636), (7, 2744740), (10, 1921318), (14, 1372370), (19, 1011220), (20, 960659), (28, 686185), (31, 619780), (35, 548948), (38, 505610), (62, 309890), (70, 274474), (76, 252805), (95, 202244), (124, 154945), (133, 144460), (140, 137237), (155, 123956), (190, 101122), (217, 88540), (233, 82460), (266, 72230), (310, 61978), (380, 50561), (434, 44270), (466, 41230), (532, 36115), (589, 32620), (620, 30989), (665, 28892), (868, 22135), (932, 20615), (1085, 17708), (1165, 16492), (1178, 16310), (1330, 14446), (1631, 11780), (2170, 8854), (2330, 8246), (2356, 8155), (2660, 7223), (2945, 6524), (3262, 5890), (4123, 4660), (4340, 4427)]