18040010

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{293}}^1$

素因数の和:478

約数の個数: 32

約数和(自身を含む): 33530112

約数和(自身を除く): 15490102

約数列:

[1, 2, 5, 10, 47, 94, 131, 235, 262, 293, 470, 586, 655, 1310, 1465, 2930, 6157, 12314, 13771, 27542, 30785, 38383, 61570, 68855, 76766, 137710, 191915, 383830, 1804001, 3608002, 9020005, 18040010]

約数ペア:

[(1, 18040010), (2, 9020005), (5, 3608002), (10, 1804001), (47, 383830), (94, 191915), (131, 137710), (235, 76766), (262, 68855), (293, 61570), (470, 38383), (586, 30785), (655, 27542), (1310, 13771), (1465, 12314), (2930, 6157)]