20499246

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2161}}^1$

素因数の和:2217

約数の個数: 48

約数和(自身を含む): 48567168

約数和(自身を除く): 28067922

約数列:

[1, 2, 3, 6, 9, 17, 18, 31, 34, 51, 62, 93, 102, 153, 186, 279, 306, 527, 558, 1054, 1581, 2161, 3162, 4322, 4743, 6483, 9486, 12966, 19449, 36737, 38898, 66991, 73474, 110211, 133982, 200973, 220422, 330633, 401946, 602919, 661266, 1138847, 1205838, 2277694, 3416541, 6833082, 10249623, 20499246]

約数ペア:

[(1, 20499246), (2, 10249623), (3, 6833082), (6, 3416541), (9, 2277694), (17, 1205838), (18, 1138847), (31, 661266), (34, 602919), (51, 401946), (62, 330633), (93, 220422), (102, 200973), (153, 133982), (186, 110211), (279, 73474), (306, 66991), (527, 38898), (558, 36737), (1054, 19449), (1581, 12966), (2161, 9486), (3162, 6483), (4322, 4743)]