16503904

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:299

約数の個数: 48

約数和(自身を含む): 34062336

約数和(自身を除く): 17558432

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 127, 131, 248, 254, 262, 496, 508, 524, 992, 1016, 1048, 2032, 2096, 3937, 4061, 4064, 4192, 7874, 8122, 15748, 16244, 16637, 31496, 32488, 33274, 62992, 64976, 66548, 125984, 129952, 133096, 266192, 515747, 532384, 1031494, 2062988, 4125976, 8251952, 16503904]

約数ペア:

[(1, 16503904), (2, 8251952), (4, 4125976), (8, 2062988), (16, 1031494), (31, 532384), (32, 515747), (62, 266192), (124, 133096), (127, 129952), (131, 125984), (248, 66548), (254, 64976), (262, 62992), (496, 33274), (508, 32488), (524, 31496), (992, 16637), (1016, 16244), (1048, 15748), (2032, 8122), (2096, 7874), (3937, 4192), (4061, 4064)]