19686094904

素因数分解:

$2^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{54091}}^1$

素因数の和:54268

約数の個数: 64

約数和(自身を含む): 43256290560

約数和(自身を除く): 23570195656

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 67, 97, 134, 194, 268, 388, 469, 536, 679, 776, 938, 1358, 1876, 2716, 3752, 5432, 6499, 12998, 25996, 45493, 51992, 54091, 90986, 108182, 181972, 216364, 363944, 378637, 432728, 757274, 1514548, 3029096, 3624097, 5246827, 7248194, 10493654, 14496388, 20987308, 25368679, 28992776, 36727789, 41974616, 50737358, 73455578, 101474716, 146911156, 202949432, 293822312, 351537409, 703074818, 1406149636, 2460761863, 2812299272, 4921523726, 9843047452, 19686094904]

約数ペア:

[(1, 19686094904), (2, 9843047452), (4, 4921523726), (7, 2812299272), (8, 2460761863), (14, 1406149636), (28, 703074818), (56, 351537409), (67, 293822312), (97, 202949432), (134, 146911156), (194, 101474716), (268, 73455578), (388, 50737358), (469, 41974616), (536, 36727789), (679, 28992776), (776, 25368679), (938, 20987308), (1358, 14496388), (1876, 10493654), (2716, 7248194), (3752, 5246827), (5432, 3624097), (6499, 3029096), (12998, 1514548), (25996, 757274), (45493, 432728), (51992, 378637), (54091, 363944), (90986, 216364), (108182, 181972)]