19573788

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{463}}^1$

素因数の和:754

約数の個数: 48

約数和(自身を含む): 49473536

約数和(自身を除く): 29899748

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 271, 463, 542, 813, 926, 1084, 1389, 1626, 1852, 2778, 3252, 3523, 5556, 6019, 7046, 10569, 12038, 14092, 18057, 21138, 24076, 36114, 42276, 72228, 125473, 250946, 376419, 501892, 752838, 1505676, 1631149, 3262298, 4893447, 6524596, 9786894, 19573788]

約数ペア:

[(1, 19573788), (2, 9786894), (3, 6524596), (4, 4893447), (6, 3262298), (12, 1631149), (13, 1505676), (26, 752838), (39, 501892), (52, 376419), (78, 250946), (156, 125473), (271, 72228), (463, 42276), (542, 36114), (813, 24076), (926, 21138), (1084, 18057), (1389, 14092), (1626, 12038), (1852, 10569), (2778, 7046), (3252, 6019), (3523, 5556)]