20903232

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1$

素因数の和:276

約数の個数: 112

約数和(自身を含む): 64243712

約数和(自身を除く): 43340480

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 103, 112, 151, 168, 192, 206, 224, 302, 309, 336, 412, 448, 453, 604, 618, 672, 721, 824, 906, 1057, 1208, 1236, 1344, 1442, 1648, 1812, 2114, 2163, 2416, 2472, 2884, 3171, 3296, 3624, 4228, 4326, 4832, 4944, 5768, 6342, 6592, 7248, 8456, 8652, 9664, 9888, 11536, 12684, 14496, 15553, 16912, 17304, 19776, 23072, 25368, 28992, 31106, 33824, 34608, 46144, 46659, 50736, 62212, 67648, 69216, 93318, 101472, 108871, 124424, 138432, 186636, 202944, 217742, 248848, 326613, 373272, 435484, 497696, 653226, 746544, 870968, 995392, 1306452, 1493088, 1741936, 2612904, 2986176, 3483872, 5225808, 6967744, 10451616, 20903232]

約数ペア:

[(1, 20903232), (2, 10451616), (3, 6967744), (4, 5225808), (6, 3483872), (7, 2986176), (8, 2612904), (12, 1741936), (14, 1493088), (16, 1306452), (21, 995392), (24, 870968), (28, 746544), (32, 653226), (42, 497696), (48, 435484), (56, 373272), (64, 326613), (84, 248848), (96, 217742), (103, 202944), (112, 186636), (151, 138432), (168, 124424), (192, 108871), (206, 101472), (224, 93318), (302, 69216), (309, 67648), (336, 62212), (412, 50736), (448, 46659), (453, 46144), (604, 34608), (618, 33824), (672, 31106), (721, 28992), (824, 25368), (906, 23072), (1057, 19776), (1208, 17304), (1236, 16912), (1344, 15553), (1442, 14496), (1648, 12684), (1812, 11536), (2114, 9888), (2163, 9664), (2416, 8652), (2472, 8456), (2884, 7248), (3171, 6592), (3296, 6342), (3624, 5768), (4228, 4944), (4326, 4832)]