2179581964

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{811}}^1\times {\mathrm{1811}}^1$

素因数の和:2686

約数の個数: 48

約数和(自身を含む): 4449344256

約数和(自身を除く): 2269762292

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 811, 1484, 1622, 1811, 3244, 3622, 5677, 7244, 11354, 12677, 22708, 25354, 42983, 50708, 85966, 95983, 171932, 191966, 300881, 383932, 601762, 671881, 1203524, 1343762, 1468721, 2687524, 2937442, 5874884, 10281047, 20562094, 41124188, 77842213, 155684426, 311368852, 544895491, 1089790982, 2179581964]

約数ペア:

[(1, 2179581964), (2, 1089790982), (4, 544895491), (7, 311368852), (14, 155684426), (28, 77842213), (53, 41124188), (106, 20562094), (212, 10281047), (371, 5874884), (742, 2937442), (811, 2687524), (1484, 1468721), (1622, 1343762), (1811, 1203524), (3244, 671881), (3622, 601762), (5677, 383932), (7244, 300881), (11354, 191966), (12677, 171932), (22708, 95983), (25354, 85966), (42983, 50708)]