19158837985

素因数分解:

$5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{1229}}^1\times {\mathrm{1423}}^1$

素因数の和:2977

約数の個数: 32

約数和(自身を含む): 26398909440

約数和(自身を除く): 7240071455

約数列:

[1, 5, 7, 35, 313, 1229, 1423, 1565, 2191, 6145, 7115, 8603, 9961, 10955, 43015, 49805, 384677, 445399, 1748867, 1923385, 2226995, 2692739, 3117793, 8744335, 12242069, 13463695, 15588965, 61210345, 547395371, 2736976855, 3831767597, 19158837985]

約数ペア:

[(1, 19158837985), (5, 3831767597), (7, 2736976855), (35, 547395371), (313, 61210345), (1229, 15588965), (1423, 13463695), (1565, 12242069), (2191, 8744335), (6145, 3117793), (7115, 2692739), (8603, 2226995), (9961, 1923385), (10955, 1748867), (43015, 445399), (49805, 384677)]