16819460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{191}}^1$

素因数の和:261

約数の個数: 96

約数和(自身を含む): 44126208

約数和(自身を除く): 27306748

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 37, 68, 70, 74, 85, 119, 140, 148, 170, 185, 191, 238, 259, 340, 370, 382, 476, 518, 595, 629, 740, 764, 955, 1036, 1190, 1258, 1295, 1337, 1910, 2380, 2516, 2590, 2674, 3145, 3247, 3820, 4403, 5180, 5348, 6290, 6494, 6685, 7067, 8806, 12580, 12988, 13370, 14134, 16235, 17612, 22015, 22729, 26740, 28268, 32470, 35335, 44030, 45458, 49469, 64940, 70670, 88060, 90916, 98938, 113645, 120139, 141340, 197876, 227290, 240278, 247345, 454580, 480556, 494690, 600695, 840973, 989380, 1201390, 1681946, 2402780, 3363892, 4204865, 8409730, 16819460]

約数ペア:

[(1, 16819460), (2, 8409730), (4, 4204865), (5, 3363892), (7, 2402780), (10, 1681946), (14, 1201390), (17, 989380), (20, 840973), (28, 600695), (34, 494690), (35, 480556), (37, 454580), (68, 247345), (70, 240278), (74, 227290), (85, 197876), (119, 141340), (140, 120139), (148, 113645), (170, 98938), (185, 90916), (191, 88060), (238, 70670), (259, 64940), (340, 49469), (370, 45458), (382, 44030), (476, 35335), (518, 32470), (595, 28268), (629, 26740), (740, 22729), (764, 22015), (955, 17612), (1036, 16235), (1190, 14134), (1258, 13370), (1295, 12988), (1337, 12580), (1910, 8806), (2380, 7067), (2516, 6685), (2590, 6494), (2674, 6290), (3145, 5348), (3247, 5180), (3820, 4403)]