20497344

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{151}}^1$

素因数の和:274

約数の個数: 112

約数和(自身を含む): 63008256

約数和(自身を除く): 42510912

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 101, 112, 151, 168, 192, 202, 224, 302, 303, 336, 404, 448, 453, 604, 606, 672, 707, 808, 906, 1057, 1208, 1212, 1344, 1414, 1616, 1812, 2114, 2121, 2416, 2424, 2828, 3171, 3232, 3624, 4228, 4242, 4832, 4848, 5656, 6342, 6464, 7248, 8456, 8484, 9664, 9696, 11312, 12684, 14496, 15251, 16912, 16968, 19392, 22624, 25368, 28992, 30502, 33824, 33936, 45248, 45753, 50736, 61004, 67648, 67872, 91506, 101472, 106757, 122008, 135744, 183012, 202944, 213514, 244016, 320271, 366024, 427028, 488032, 640542, 732048, 854056, 976064, 1281084, 1464096, 1708112, 2562168, 2928192, 3416224, 5124336, 6832448, 10248672, 20497344]

約数ペア:

[(1, 20497344), (2, 10248672), (3, 6832448), (4, 5124336), (6, 3416224), (7, 2928192), (8, 2562168), (12, 1708112), (14, 1464096), (16, 1281084), (21, 976064), (24, 854056), (28, 732048), (32, 640542), (42, 488032), (48, 427028), (56, 366024), (64, 320271), (84, 244016), (96, 213514), (101, 202944), (112, 183012), (151, 135744), (168, 122008), (192, 106757), (202, 101472), (224, 91506), (302, 67872), (303, 67648), (336, 61004), (404, 50736), (448, 45753), (453, 45248), (604, 33936), (606, 33824), (672, 30502), (707, 28992), (808, 25368), (906, 22624), (1057, 19392), (1208, 16968), (1212, 16912), (1344, 15251), (1414, 14496), (1616, 12684), (1812, 11312), (2114, 9696), (2121, 9664), (2416, 8484), (2424, 8456), (2828, 7248), (3171, 6464), (3232, 6342), (3624, 5656), (4228, 4848), (4242, 4832)]