20279616

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1$

素因数の和:292

約数の個数: 112

約数和(自身を含む): 62423040

約数和(自身を除く): 42143424

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 79, 84, 96, 112, 158, 168, 191, 192, 224, 237, 316, 336, 382, 448, 474, 553, 573, 632, 672, 764, 948, 1106, 1146, 1264, 1337, 1344, 1528, 1659, 1896, 2212, 2292, 2528, 2674, 3056, 3318, 3792, 4011, 4424, 4584, 5056, 5348, 6112, 6636, 7584, 8022, 8848, 9168, 10696, 12224, 13272, 15089, 15168, 16044, 17696, 18336, 21392, 26544, 30178, 32088, 35392, 36672, 42784, 45267, 53088, 60356, 64176, 85568, 90534, 105623, 106176, 120712, 128352, 181068, 211246, 241424, 256704, 316869, 362136, 422492, 482848, 633738, 724272, 844984, 965696, 1267476, 1448544, 1689968, 2534952, 2897088, 3379936, 5069904, 6759872, 10139808, 20279616]

約数ペア:

[(1, 20279616), (2, 10139808), (3, 6759872), (4, 5069904), (6, 3379936), (7, 2897088), (8, 2534952), (12, 1689968), (14, 1448544), (16, 1267476), (21, 965696), (24, 844984), (28, 724272), (32, 633738), (42, 482848), (48, 422492), (56, 362136), (64, 316869), (79, 256704), (84, 241424), (96, 211246), (112, 181068), (158, 128352), (168, 120712), (191, 106176), (192, 105623), (224, 90534), (237, 85568), (316, 64176), (336, 60356), (382, 53088), (448, 45267), (474, 42784), (553, 36672), (573, 35392), (632, 32088), (672, 30178), (764, 26544), (948, 21392), (1106, 18336), (1146, 17696), (1264, 16044), (1337, 15168), (1344, 15089), (1528, 13272), (1659, 12224), (1896, 10696), (2212, 9168), (2292, 8848), (2528, 8022), (2674, 7584), (3056, 6636), (3318, 6112), (3792, 5348), (4011, 5056), (4424, 4584)]