20803356

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2663}}^1$

素因数の和:2711

約数の個数: 72

約数和(自身を含む): 62060544

約数和(自身を除く): 41257188

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 84, 93, 124, 126, 186, 217, 252, 279, 372, 434, 558, 651, 868, 1116, 1302, 1953, 2604, 2663, 3906, 5326, 7812, 7989, 10652, 15978, 18641, 23967, 31956, 37282, 47934, 55923, 74564, 82553, 95868, 111846, 165106, 167769, 223692, 247659, 330212, 335538, 495318, 577871, 671076, 742977, 990636, 1155742, 1485954, 1733613, 2311484, 2971908, 3467226, 5200839, 6934452, 10401678, 20803356]

約数ペア:

[(1, 20803356), (2, 10401678), (3, 6934452), (4, 5200839), (6, 3467226), (7, 2971908), (9, 2311484), (12, 1733613), (14, 1485954), (18, 1155742), (21, 990636), (28, 742977), (31, 671076), (36, 577871), (42, 495318), (62, 335538), (63, 330212), (84, 247659), (93, 223692), (124, 167769), (126, 165106), (186, 111846), (217, 95868), (252, 82553), (279, 74564), (372, 55923), (434, 47934), (558, 37282), (651, 31956), (868, 23967), (1116, 18641), (1302, 15978), (1953, 10652), (2604, 7989), (2663, 7812), (3906, 5326)]