19974710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{4259}}^1$

素因数の和:4340

約数の個数: 32

約数和(自身を含む): 41713920

約数和(自身を除く): 21739210

約数列:

[1, 2, 5, 7, 10, 14, 35, 67, 70, 134, 335, 469, 670, 938, 2345, 4259, 4690, 8518, 21295, 29813, 42590, 59626, 149065, 285353, 298130, 570706, 1426765, 1997471, 2853530, 3994942, 9987355, 19974710]

約数ペア:

[(1, 19974710), (2, 9987355), (5, 3994942), (7, 2853530), (10, 1997471), (14, 1426765), (35, 570706), (67, 298130), (70, 285353), (134, 149065), (335, 59626), (469, 42590), (670, 29813), (938, 21295), (2345, 8518), (4259, 4690)]