19377897

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{563}}^1$

素因数の和:733

約数の個数: 32

約数和(自身を含む): 32486400

約数和(自身を除く): 13108503

約数列:

[1, 3, 7, 11, 21, 33, 77, 149, 231, 447, 563, 1043, 1639, 1689, 3129, 3941, 4917, 6193, 11473, 11823, 18579, 34419, 43351, 83887, 130053, 251661, 587209, 922757, 1761627, 2768271, 6459299, 19377897]

約数ペア:

[(1, 19377897), (3, 6459299), (7, 2768271), (11, 1761627), (21, 922757), (33, 587209), (77, 251661), (149, 130053), (231, 83887), (447, 43351), (563, 34419), (1043, 18579), (1639, 11823), (1689, 11473), (3129, 6193), (3941, 4917)]