15361918

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1$

素因数の和:313

約数の個数: 48

約数和(自身を含む): 28823760

約数和(自身を除く): 13461842

約数列:

[1, 2, 11, 13, 19, 22, 26, 38, 121, 143, 209, 242, 247, 257, 286, 418, 494, 514, 1573, 2299, 2717, 2827, 3146, 3341, 4598, 4883, 5434, 5654, 6682, 9766, 29887, 31097, 36751, 53713, 59774, 62194, 63479, 73502, 107426, 126958, 404261, 590843, 698269, 808522, 1181686, 1396538, 7680959, 15361918]

約数ペア:

[(1, 15361918), (2, 7680959), (11, 1396538), (13, 1181686), (19, 808522), (22, 698269), (26, 590843), (38, 404261), (121, 126958), (143, 107426), (209, 73502), (242, 63479), (247, 62194), (257, 59774), (286, 53713), (418, 36751), (494, 31097), (514, 29887), (1573, 9766), (2299, 6682), (2717, 5654), (2827, 5434), (3146, 4883), (3341, 4598)]