19824660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{457}}^1$

素因数の和:713

約数の個数: 72

約数和(自身を含む): 60516456

約数和(自身を除く): 40691796

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 241, 457, 482, 723, 914, 964, 1205, 1371, 1446, 1828, 2169, 2285, 2410, 2742, 2892, 3615, 4113, 4338, 4570, 4820, 5484, 6855, 7230, 8226, 8676, 9140, 10845, 13710, 14460, 16452, 20565, 21690, 27420, 41130, 43380, 82260, 110137, 220274, 330411, 440548, 550685, 660822, 991233, 1101370, 1321644, 1652055, 1982466, 2202740, 3304110, 3964932, 4956165, 6608220, 9912330, 19824660]

約数ペア:

[(1, 19824660), (2, 9912330), (3, 6608220), (4, 4956165), (5, 3964932), (6, 3304110), (9, 2202740), (10, 1982466), (12, 1652055), (15, 1321644), (18, 1101370), (20, 991233), (30, 660822), (36, 550685), (45, 440548), (60, 330411), (90, 220274), (180, 110137), (241, 82260), (457, 43380), (482, 41130), (723, 27420), (914, 21690), (964, 20565), (1205, 16452), (1371, 14460), (1446, 13710), (1828, 10845), (2169, 9140), (2285, 8676), (2410, 8226), (2742, 7230), (2892, 6855), (3615, 5484), (4113, 4820), (4338, 4570)]