19995021072

素因数分解:

$2^4\times 3^4\times {\mathrm{13}}^1\times {\mathrm{1186789}}^1$

素因数の和:1186822

約数の個数: 100

約数和(自身を含む): 62323090060

約数和(自身を除く): 42328068988

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 81, 104, 108, 117, 144, 156, 162, 208, 216, 234, 312, 324, 351, 432, 468, 624, 648, 702, 936, 1053, 1296, 1404, 1872, 2106, 2808, 4212, 5616, 8424, 16848, 1186789, 2373578, 3560367, 4747156, 7120734, 9494312, 10681101, 14241468, 15428257, 18988624, 21362202, 28482936, 30856514, 32043303, 42724404, 46284771, 56965872, 61713028, 64086606, 85448808, 92569542, 96129909, 123426056, 128173212, 138854313, 170897616, 185139084, 192259818, 246852112, 256346424, 277708626, 370278168, 384519636, 416562939, 512692848, 555417252, 740556336, 769039272, 833125878, 1110834504, 1249688817, 1538078544, 1666251756, 2221669008, 2499377634, 3332503512, 4998755268, 6665007024, 9997510536, 19995021072]

約数ペア:

[(1, 19995021072), (2, 9997510536), (3, 6665007024), (4, 4998755268), (6, 3332503512), (8, 2499377634), (9, 2221669008), (12, 1666251756), (13, 1538078544), (16, 1249688817), (18, 1110834504), (24, 833125878), (26, 769039272), (27, 740556336), (36, 555417252), (39, 512692848), (48, 416562939), (52, 384519636), (54, 370278168), (72, 277708626), (78, 256346424), (81, 246852112), (104, 192259818), (108, 185139084), (117, 170897616), (144, 138854313), (156, 128173212), (162, 123426056), (208, 96129909), (216, 92569542), (234, 85448808), (312, 64086606), (324, 61713028), (351, 56965872), (432, 46284771), (468, 42724404), (624, 32043303), (648, 30856514), (702, 28482936), (936, 21362202), (1053, 18988624), (1296, 15428257), (1404, 14241468), (1872, 10681101), (2106, 9494312), (2808, 7120734), (4212, 4747156), (5616, 3560367), (8424, 2373578), (16848, 1186789)]