19287954

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{3257}}^1$

素因数の和:3319

約数の個数: 48

約数和(自身を含む): 48791808

約数和(自身を除く): 29503854

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 47, 63, 94, 126, 141, 282, 329, 423, 658, 846, 987, 1974, 2961, 3257, 5922, 6514, 9771, 19542, 22799, 29313, 45598, 58626, 68397, 136794, 153079, 205191, 306158, 410382, 459237, 918474, 1071553, 1377711, 2143106, 2755422, 3214659, 6429318, 9643977, 19287954]

約数ペア:

[(1, 19287954), (2, 9643977), (3, 6429318), (6, 3214659), (7, 2755422), (9, 2143106), (14, 1377711), (18, 1071553), (21, 918474), (42, 459237), (47, 410382), (63, 306158), (94, 205191), (126, 153079), (141, 136794), (282, 68397), (329, 58626), (423, 45598), (658, 29313), (846, 22799), (987, 19542), (1974, 9771), (2961, 6514), (3257, 5922)]