20148144772

素因数分解:

$2^2\times 7^2\times {\mathrm{179}}^1\times {\mathrm{574283}}^1$

素因数の和:574480

約数の個数: 36

約数和(自身を含む): 41245076880

約数和(自身を除く): 21096932108

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 179, 196, 358, 716, 1253, 2506, 5012, 8771, 17542, 35084, 574283, 1148566, 2297132, 4019981, 8039962, 16079924, 28139867, 56279734, 102796657, 112559468, 205593314, 411186628, 719576599, 1439153198, 2878306396, 5037036193, 10074072386, 20148144772]

約数ペア:

[(1, 20148144772), (2, 10074072386), (4, 5037036193), (7, 2878306396), (14, 1439153198), (28, 719576599), (49, 411186628), (98, 205593314), (179, 112559468), (196, 102796657), (358, 56279734), (716, 28139867), (1253, 16079924), (2506, 8039962), (5012, 4019981), (8771, 2297132), (17542, 1148566), (35084, 574283)]