1813870548

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{167393}}^1$

素因数の和:167453

約数の個数: 72

約数和(自身を含む): 5361964608

約数和(自身を除く): 3548094060

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 43, 63, 84, 86, 126, 129, 172, 252, 258, 301, 387, 516, 602, 774, 903, 1204, 1548, 1806, 2709, 3612, 5418, 10836, 167393, 334786, 502179, 669572, 1004358, 1171751, 1506537, 2008716, 2343502, 3013074, 3515253, 4687004, 6026148, 7030506, 7197899, 10545759, 14061012, 14395798, 21091518, 21593697, 28791596, 42183036, 43187394, 50385293, 64781091, 86374788, 100770586, 129562182, 151155879, 201541172, 259124364, 302311758, 453467637, 604623516, 906935274, 1813870548]

約数ペア:

[(1, 1813870548), (2, 906935274), (3, 604623516), (4, 453467637), (6, 302311758), (7, 259124364), (9, 201541172), (12, 151155879), (14, 129562182), (18, 100770586), (21, 86374788), (28, 64781091), (36, 50385293), (42, 43187394), (43, 42183036), (63, 28791596), (84, 21593697), (86, 21091518), (126, 14395798), (129, 14061012), (172, 10545759), (252, 7197899), (258, 7030506), (301, 6026148), (387, 4687004), (516, 3515253), (602, 3013074), (774, 2343502), (903, 2008716), (1204, 1506537), (1548, 1171751), (1806, 1004358), (2709, 669572), (3612, 502179), (5418, 334786), (10836, 167393)]