18804538485

素因数分解:

$3^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1\times {\mathrm{26993}}^1$

素因数の和:27254

約数の個数: 48

約数和(自身を含む): 33124229424

約数和(自身を除く): 14319690939

約数列:

[1, 3, 5, 9, 15, 45, 113, 137, 339, 411, 565, 685, 1017, 1233, 1695, 2055, 5085, 6165, 15481, 26993, 46443, 77405, 80979, 134965, 139329, 232215, 242937, 404895, 696645, 1214685, 3050209, 3698041, 9150627, 11094123, 15251045, 18490205, 27451881, 33282369, 45753135, 55470615, 137259405, 166411845, 417878633, 1253635899, 2089393165, 3760907697, 6268179495, 18804538485]

約数ペア:

[(1, 18804538485), (3, 6268179495), (5, 3760907697), (9, 2089393165), (15, 1253635899), (45, 417878633), (113, 166411845), (137, 137259405), (339, 55470615), (411, 45753135), (565, 33282369), (685, 27451881), (1017, 18490205), (1233, 15251045), (1695, 11094123), (2055, 9150627), (5085, 3698041), (6165, 3050209), (15481, 1214685), (26993, 696645), (46443, 404895), (77405, 242937), (80979, 232215), (134965, 139329)]