2017121378

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{389}}^1\times {\mathrm{887}}^1$

素因数の和:1394

約数の個数: 32

約数和(自身を含む): 3158438400

約数和(自身を除く): 1141317022

約数列:

[1, 2, 37, 74, 79, 158, 389, 778, 887, 1774, 2923, 5846, 14393, 28786, 30731, 32819, 61462, 65638, 70073, 140146, 345043, 690086, 1137047, 2274094, 2592701, 5185402, 12766591, 25533182, 27258397, 54516794, 1008560689, 2017121378]

約数ペア:

[(1, 2017121378), (2, 1008560689), (37, 54516794), (74, 27258397), (79, 25533182), (158, 12766591), (389, 5185402), (778, 2592701), (887, 2274094), (1774, 1137047), (2923, 690086), (5846, 345043), (14393, 140146), (28786, 70073), (30731, 65638), (32819, 61462)]