19512850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{283}}^1$

素因数の和:499

約数の個数: 48

約数和(自身を含む): 41836608

約数和(自身を除く): 22323758

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 197, 283, 350, 394, 566, 985, 1379, 1415, 1970, 1981, 2758, 2830, 3962, 4925, 6895, 7075, 9850, 9905, 13790, 14150, 19810, 34475, 49525, 55751, 68950, 99050, 111502, 278755, 390257, 557510, 780514, 1393775, 1951285, 2787550, 3902570, 9756425, 19512850]

約数ペア:

[(1, 19512850), (2, 9756425), (5, 3902570), (7, 2787550), (10, 1951285), (14, 1393775), (25, 780514), (35, 557510), (50, 390257), (70, 278755), (175, 111502), (197, 99050), (283, 68950), (350, 55751), (394, 49525), (566, 34475), (985, 19810), (1379, 14150), (1415, 13790), (1970, 9905), (1981, 9850), (2758, 7075), (2830, 6895), (3962, 4925)]