19730688

素因数分解:

$2^8\times 3^1\times {\mathrm{23}}^1\times {\mathrm{1117}}^1$

素因数の和:1159

約数の個数: 72

約数和(自身を含む): 54844608

約数和(自身を除く): 35113920

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 64, 69, 92, 96, 128, 138, 184, 192, 256, 276, 368, 384, 552, 736, 768, 1104, 1117, 1472, 2208, 2234, 2944, 3351, 4416, 4468, 5888, 6702, 8832, 8936, 13404, 17664, 17872, 25691, 26808, 35744, 51382, 53616, 71488, 77073, 102764, 107232, 142976, 154146, 205528, 214464, 285952, 308292, 411056, 428928, 616584, 822112, 857856, 1233168, 1644224, 2466336, 3288448, 4932672, 6576896, 9865344, 19730688]

約数ペア:

[(1, 19730688), (2, 9865344), (3, 6576896), (4, 4932672), (6, 3288448), (8, 2466336), (12, 1644224), (16, 1233168), (23, 857856), (24, 822112), (32, 616584), (46, 428928), (48, 411056), (64, 308292), (69, 285952), (92, 214464), (96, 205528), (128, 154146), (138, 142976), (184, 107232), (192, 102764), (256, 77073), (276, 71488), (368, 53616), (384, 51382), (552, 35744), (736, 26808), (768, 25691), (1104, 17872), (1117, 17664), (1472, 13404), (2208, 8936), (2234, 8832), (2944, 6702), (3351, 5888), (4416, 4468)]