1813599008

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{61403}}^1$

素因数の和:61497

約数の個数: 48

約数和(自身を含む): 3899399616

約数和(自身を除く): 2085800608

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 71, 104, 142, 208, 284, 416, 568, 923, 1136, 1846, 2272, 3692, 7384, 14768, 29536, 61403, 122806, 245612, 491224, 798239, 982448, 1596478, 1964896, 3192956, 4359613, 6385912, 8719226, 12771824, 17438452, 25543648, 34876904, 56674969, 69753808, 113349938, 139507616, 226699876, 453399752, 906799504, 1813599008]

約数ペア:

[(1, 1813599008), (2, 906799504), (4, 453399752), (8, 226699876), (13, 139507616), (16, 113349938), (26, 69753808), (32, 56674969), (52, 34876904), (71, 25543648), (104, 17438452), (142, 12771824), (208, 8719226), (284, 6385912), (416, 4359613), (568, 3192956), (923, 1964896), (1136, 1596478), (1846, 982448), (2272, 798239), (3692, 491224), (7384, 245612), (14768, 122806), (29536, 61403)]