197461072

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{911}}^1$

素因数の和:992

約数の個数: 80

約数和(自身を含む): 434257920

約数和(自身を除く): 236796848

約数列:

[1, 2, 4, 8, 16, 19, 23, 31, 38, 46, 62, 76, 92, 124, 152, 184, 248, 304, 368, 437, 496, 589, 713, 874, 911, 1178, 1426, 1748, 1822, 2356, 2852, 3496, 3644, 4712, 5704, 6992, 7288, 9424, 11408, 13547, 14576, 17309, 20953, 27094, 28241, 34618, 41906, 54188, 56482, 69236, 83812, 108376, 112964, 138472, 167624, 216752, 225928, 276944, 335248, 398107, 451856, 536579, 649543, 796214, 1073158, 1299086, 1592428, 2146316, 2598172, 3184856, 4292632, 5196344, 6369712, 8585264, 10392688, 12341317, 24682634, 49365268, 98730536, 197461072]

約数ペア:

[(1, 197461072), (2, 98730536), (4, 49365268), (8, 24682634), (16, 12341317), (19, 10392688), (23, 8585264), (31, 6369712), (38, 5196344), (46, 4292632), (62, 3184856), (76, 2598172), (92, 2146316), (124, 1592428), (152, 1299086), (184, 1073158), (248, 796214), (304, 649543), (368, 536579), (437, 451856), (496, 398107), (589, 335248), (713, 276944), (874, 225928), (911, 216752), (1178, 167624), (1426, 138472), (1748, 112964), (1822, 108376), (2356, 83812), (2852, 69236), (3496, 56482), (3644, 54188), (4712, 41906), (5704, 34618), (6992, 28241), (7288, 27094), (9424, 20953), (11408, 17309), (13547, 14576)]