19687808

素因数分解:

$2^7\times 7^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:144

約数の個数: 96

約数和(自身を含む): 47325960

約数和(自身を除く): 27638152

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 43, 49, 56, 64, 73, 86, 98, 112, 128, 146, 172, 196, 224, 292, 301, 344, 392, 448, 511, 584, 602, 688, 784, 896, 1022, 1168, 1204, 1376, 1568, 2044, 2107, 2336, 2408, 2752, 3136, 3139, 3577, 4088, 4214, 4672, 4816, 5504, 6272, 6278, 7154, 8176, 8428, 9344, 9632, 12556, 14308, 16352, 16856, 19264, 21973, 25112, 28616, 32704, 33712, 38528, 43946, 50224, 57232, 65408, 67424, 87892, 100448, 114464, 134848, 153811, 175784, 200896, 228928, 269696, 307622, 351568, 401792, 457856, 615244, 703136, 1230488, 1406272, 2460976, 2812544, 4921952, 9843904, 19687808]

約数ペア:

[(1, 19687808), (2, 9843904), (4, 4921952), (7, 2812544), (8, 2460976), (14, 1406272), (16, 1230488), (28, 703136), (32, 615244), (43, 457856), (49, 401792), (56, 351568), (64, 307622), (73, 269696), (86, 228928), (98, 200896), (112, 175784), (128, 153811), (146, 134848), (172, 114464), (196, 100448), (224, 87892), (292, 67424), (301, 65408), (344, 57232), (392, 50224), (448, 43946), (511, 38528), (584, 33712), (602, 32704), (688, 28616), (784, 25112), (896, 21973), (1022, 19264), (1168, 16856), (1204, 16352), (1376, 14308), (1568, 12556), (2044, 9632), (2107, 9344), (2336, 8428), (2408, 8176), (2752, 7154), (3136, 6278), (3139, 6272), (3577, 5504), (4088, 4816), (4214, 4672)]