19086018

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1$

素因数の和:287

約数の個数: 64

約数和(自身を含む): 45785088

約数和(自身を除く): 26699070

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 62, 93, 107, 137, 186, 214, 217, 274, 321, 411, 434, 642, 651, 749, 822, 959, 1302, 1498, 1918, 2247, 2877, 3317, 4247, 4494, 5754, 6634, 8494, 9951, 12741, 14659, 19902, 23219, 25482, 29318, 29729, 43977, 46438, 59458, 69657, 87954, 89187, 102613, 139314, 178374, 205226, 307839, 454429, 615678, 908858, 1363287, 2726574, 3181003, 6362006, 9543009, 19086018]

約数ペア:

[(1, 19086018), (2, 9543009), (3, 6362006), (6, 3181003), (7, 2726574), (14, 1363287), (21, 908858), (31, 615678), (42, 454429), (62, 307839), (93, 205226), (107, 178374), (137, 139314), (186, 102613), (214, 89187), (217, 87954), (274, 69657), (321, 59458), (411, 46438), (434, 43977), (642, 29729), (651, 29318), (749, 25482), (822, 23219), (959, 19902), (1302, 14659), (1498, 12741), (1918, 9951), (2247, 8494), (2877, 6634), (3317, 5754), (4247, 4494)]