19376868

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{593}}^1$

素因数の和:996

約数の個数: 48

約数和(自身を含む): 51891840

約数和(自身を除く): 32514972

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 389, 593, 778, 1167, 1186, 1556, 1779, 2334, 2372, 2723, 3558, 4151, 4668, 5446, 7116, 8169, 8302, 10892, 12453, 16338, 16604, 24906, 32676, 49812, 230677, 461354, 692031, 922708, 1384062, 1614739, 2768124, 3229478, 4844217, 6458956, 9688434, 19376868]

約数ペア:

[(1, 19376868), (2, 9688434), (3, 6458956), (4, 4844217), (6, 3229478), (7, 2768124), (12, 1614739), (14, 1384062), (21, 922708), (28, 692031), (42, 461354), (84, 230677), (389, 49812), (593, 32676), (778, 24906), (1167, 16604), (1186, 16338), (1556, 12453), (1779, 10892), (2334, 8302), (2372, 8169), (2723, 7116), (3558, 5446), (4151, 4668)]