1919892

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 4992512

約数和(自身を除く): 3072620

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 186, 372, 397, 403, 794, 806, 1191, 1209, 1588, 1612, 2382, 2418, 4764, 4836, 5161, 10322, 12307, 15483, 20644, 24614, 30966, 36921, 49228, 61932, 73842, 147684, 159991, 319982, 479973, 639964, 959946, 1919892]

約数ペア:

[(1, 1919892), (2, 959946), (3, 639964), (4, 479973), (6, 319982), (12, 159991), (13, 147684), (26, 73842), (31, 61932), (39, 49228), (52, 36921), (62, 30966), (78, 24614), (93, 20644), (124, 15483), (156, 12307), (186, 10322), (372, 5161), (397, 4836), (403, 4764), (794, 2418), (806, 2382), (1191, 1612), (1209, 1588)]