18722634980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{317}}^1\times {\mathrm{1523}}^1$

素因数の和:2133

約数の個数: 96

約数和(自身を含む): 45268505856

約数和(自身を除く): 26545870876

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 277, 317, 554, 634, 1108, 1268, 1385, 1523, 1585, 1939, 2219, 2770, 3046, 3170, 3878, 4438, 5540, 6092, 6340, 7615, 7756, 8876, 9695, 10661, 11095, 15230, 19390, 21322, 22190, 30460, 38780, 42644, 44380, 53305, 87809, 106610, 175618, 213220, 351236, 421871, 439045, 482791, 614663, 843742, 878090, 965582, 1229326, 1687484, 1756180, 1931164, 2109355, 2413955, 2458652, 2953097, 3073315, 3379537, 4218710, 4827910, 5906194, 6146630, 6759074, 8437420, 9655820, 11812388, 12293260, 13518148, 14765485, 16897685, 29530970, 33795370, 59061940, 67590740, 133733107, 267466214, 534932428, 668665535, 936131749, 1337331070, 1872263498, 2674662140, 3744526996, 4680658745, 9361317490, 18722634980]

約数ペア:

[(1, 18722634980), (2, 9361317490), (4, 4680658745), (5, 3744526996), (7, 2674662140), (10, 1872263498), (14, 1337331070), (20, 936131749), (28, 668665535), (35, 534932428), (70, 267466214), (140, 133733107), (277, 67590740), (317, 59061940), (554, 33795370), (634, 29530970), (1108, 16897685), (1268, 14765485), (1385, 13518148), (1523, 12293260), (1585, 11812388), (1939, 9655820), (2219, 8437420), (2770, 6759074), (3046, 6146630), (3170, 5906194), (3878, 4827910), (4438, 4218710), (5540, 3379537), (6092, 3073315), (6340, 2953097), (7615, 2458652), (7756, 2413955), (8876, 2109355), (9695, 1931164), (10661, 1756180), (11095, 1687484), (15230, 1229326), (19390, 965582), (21322, 878090), (22190, 843742), (30460, 614663), (38780, 482791), (42644, 439045), (44380, 421871), (53305, 351236), (87809, 213220), (106610, 175618)]