18565652

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{293}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 38986752

約数和(自身を除く): 20421100

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 73, 124, 146, 217, 292, 293, 434, 511, 586, 868, 1022, 1172, 2044, 2051, 2263, 4102, 4526, 8204, 9052, 9083, 15841, 18166, 21389, 31682, 36332, 42778, 63364, 63581, 85556, 127162, 149723, 254324, 299446, 598892, 663059, 1326118, 2652236, 4641413, 9282826, 18565652]

約数ペア:

[(1, 18565652), (2, 9282826), (4, 4641413), (7, 2652236), (14, 1326118), (28, 663059), (31, 598892), (62, 299446), (73, 254324), (124, 149723), (146, 127162), (217, 85556), (292, 63581), (293, 63364), (434, 42778), (511, 36332), (586, 31682), (868, 21389), (1022, 18166), (1172, 15841), (2044, 9083), (2051, 9052), (2263, 8204), (4102, 4526)]