18852561

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7673}}^1$

素因数の和:7702

約数の個数: 32

約数和(自身を含む): 34379520

約数和(自身を除く): 15526959

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 7673, 23019, 53711, 69057, 99749, 161133, 207171, 299247, 483399, 698243, 897741, 1450197, 2094729, 2693223, 6284187, 18852561]

約数ペア:

[(1, 18852561), (3, 6284187), (7, 2693223), (9, 2094729), (13, 1450197), (21, 897741), (27, 698243), (39, 483399), (63, 299247), (91, 207171), (117, 161133), (189, 99749), (273, 69057), (351, 53711), (819, 23019), (2457, 7673)]