18156351746

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{31}}^2\times {\mathrm{55897}}^1$

素因数の和:55987

約数の個数: 36

約数和(自身を含む): 30473185986

約数和(自身を除く): 12316834240

約数列:

[1, 2, 13, 26, 31, 62, 169, 338, 403, 806, 961, 1922, 5239, 10478, 12493, 24986, 55897, 111794, 162409, 324818, 726661, 1453322, 1732807, 3465614, 9446593, 18893186, 22526491, 45052982, 53717017, 107434034, 292844383, 585688766, 698321221, 1396642442, 9078175873, 18156351746]

約数ペア:

[(1, 18156351746), (2, 9078175873), (13, 1396642442), (26, 698321221), (31, 585688766), (62, 292844383), (169, 107434034), (338, 53717017), (403, 45052982), (806, 22526491), (961, 18893186), (1922, 9446593), (5239, 3465614), (10478, 1732807), (12493, 1453322), (24986, 726661), (55897, 324818), (111794, 162409)]