31820992

素因数分解:

$2^6\times 7^2\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:238

約数の個数: 84

約数和(自身を含む): 74996040

約数和(自身を除く): 43175048

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 73, 98, 112, 139, 146, 196, 224, 278, 292, 392, 448, 511, 556, 584, 784, 973, 1022, 1112, 1168, 1568, 1946, 2044, 2224, 2336, 3136, 3577, 3892, 4088, 4448, 4672, 6811, 7154, 7784, 8176, 8896, 10147, 13622, 14308, 15568, 16352, 20294, 27244, 28616, 31136, 32704, 40588, 54488, 57232, 62272, 71029, 81176, 108976, 114464, 142058, 162352, 217952, 228928, 284116, 324704, 435904, 497203, 568232, 649408, 994406, 1136464, 1988812, 2272928, 3977624, 4545856, 7955248, 15910496, 31820992]

約数ペア:

[(1, 31820992), (2, 15910496), (4, 7955248), (7, 4545856), (8, 3977624), (14, 2272928), (16, 1988812), (28, 1136464), (32, 994406), (49, 649408), (56, 568232), (64, 497203), (73, 435904), (98, 324704), (112, 284116), (139, 228928), (146, 217952), (196, 162352), (224, 142058), (278, 114464), (292, 108976), (392, 81176), (448, 71029), (511, 62272), (556, 57232), (584, 54488), (784, 40588), (973, 32704), (1022, 31136), (1112, 28616), (1168, 27244), (1568, 20294), (1946, 16352), (2044, 15568), (2224, 14308), (2336, 13622), (3136, 10147), (3577, 8896), (3892, 8176), (4088, 7784), (4448, 7154), (4672, 6811)]