19164544

素因数分解:

$2^7\times 7^1\times {\mathrm{73}}^1\times {\mathrm{293}}^1$

素因数の和:387

約数の個数: 64

約数和(自身を含む): 44382240

約数和(自身を除く): 25217696

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 73, 112, 128, 146, 224, 292, 293, 448, 511, 584, 586, 896, 1022, 1168, 1172, 2044, 2051, 2336, 2344, 4088, 4102, 4672, 4688, 8176, 8204, 9344, 9376, 16352, 16408, 18752, 21389, 32704, 32816, 37504, 42778, 65408, 65632, 85556, 131264, 149723, 171112, 262528, 299446, 342224, 598892, 684448, 1197784, 1368896, 2395568, 2737792, 4791136, 9582272, 19164544]

約数ペア:

[(1, 19164544), (2, 9582272), (4, 4791136), (7, 2737792), (8, 2395568), (14, 1368896), (16, 1197784), (28, 684448), (32, 598892), (56, 342224), (64, 299446), (73, 262528), (112, 171112), (128, 149723), (146, 131264), (224, 85556), (292, 65632), (293, 65408), (448, 42778), (511, 37504), (584, 32816), (586, 32704), (896, 21389), (1022, 18752), (1168, 16408), (1172, 16352), (2044, 9376), (2051, 9344), (2336, 8204), (2344, 8176), (4088, 4688), (4102, 4672)]