18983718

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2617}}^1$

素因数の和:2669

約数の個数: 48

約数和(自身を含む): 45741696

約数和(自身を除く): 26757978

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 93, 117, 186, 234, 279, 403, 558, 806, 1209, 2418, 2617, 3627, 5234, 7254, 7851, 15702, 23553, 34021, 47106, 68042, 81127, 102063, 162254, 204126, 243381, 306189, 486762, 612378, 730143, 1054651, 1460286, 2109302, 3163953, 6327906, 9491859, 18983718]

約数ペア:

[(1, 18983718), (2, 9491859), (3, 6327906), (6, 3163953), (9, 2109302), (13, 1460286), (18, 1054651), (26, 730143), (31, 612378), (39, 486762), (62, 306189), (78, 243381), (93, 204126), (117, 162254), (186, 102063), (234, 81127), (279, 68042), (403, 47106), (558, 34021), (806, 23553), (1209, 15702), (2418, 7851), (2617, 7254), (3627, 5234)]