18187851409

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{541}}^1\times {\mathrm{593}}^1$

素因数の和:1250

約数の個数: 48

約数和(自身を含む): 23122305360

約数和(自身を除く): 4934453951

約数列:

[1, 7, 13, 49, 89, 91, 541, 593, 623, 637, 1157, 3787, 4151, 4361, 7033, 7709, 8099, 26509, 29057, 48149, 49231, 52777, 53963, 56693, 320813, 337043, 344617, 369439, 377741, 625937, 686101, 2245691, 2359301, 2586073, 4170569, 4381559, 4802707, 15719837, 28552357, 29193983, 30670913, 33618949, 199866499, 204357881, 371180641, 1399065493, 2598264487, 18187851409]

約数ペア:

[(1, 18187851409), (7, 2598264487), (13, 1399065493), (49, 371180641), (89, 204357881), (91, 199866499), (541, 33618949), (593, 30670913), (623, 29193983), (637, 28552357), (1157, 15719837), (3787, 4802707), (4151, 4381559), (4361, 4170569), (7033, 2586073), (7709, 2359301), (8099, 2245691), (26509, 686101), (29057, 625937), (48149, 377741), (49231, 369439), (52777, 344617), (53963, 337043), (56693, 320813)]