19814982

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{4481}}^1$

素因数の和:4564

約数の個数: 32

約数和(自身を含む): 43887744

約数和(自身を除く): 24072762

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 67, 134, 201, 402, 737, 1474, 2211, 4422, 4481, 8962, 13443, 26886, 49291, 98582, 147873, 295746, 300227, 600454, 900681, 1801362, 3302497, 6604994, 9907491, 19814982]

約数ペア:

[(1, 19814982), (2, 9907491), (3, 6604994), (6, 3302497), (11, 1801362), (22, 900681), (33, 600454), (66, 300227), (67, 295746), (134, 147873), (201, 98582), (402, 49291), (737, 26886), (1474, 13443), (2211, 8962), (4422, 4481)]