19766544

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{661}}^1$

素因数の和:768

約数の個数: 80

約数和(自身を含む): 59103360

約数和(自身を除く): 39336816

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 89, 112, 168, 178, 267, 336, 356, 534, 623, 661, 712, 1068, 1246, 1322, 1424, 1869, 1983, 2136, 2492, 2644, 3738, 3966, 4272, 4627, 4984, 5288, 7476, 7932, 9254, 9968, 10576, 13881, 14952, 15864, 18508, 27762, 29904, 31728, 37016, 55524, 58829, 74032, 111048, 117658, 176487, 222096, 235316, 352974, 411803, 470632, 705948, 823606, 941264, 1235409, 1411896, 1647212, 2470818, 2823792, 3294424, 4941636, 6588848, 9883272, 19766544]

約数ペア:

[(1, 19766544), (2, 9883272), (3, 6588848), (4, 4941636), (6, 3294424), (7, 2823792), (8, 2470818), (12, 1647212), (14, 1411896), (16, 1235409), (21, 941264), (24, 823606), (28, 705948), (42, 470632), (48, 411803), (56, 352974), (84, 235316), (89, 222096), (112, 176487), (168, 117658), (178, 111048), (267, 74032), (336, 58829), (356, 55524), (534, 37016), (623, 31728), (661, 29904), (712, 27762), (1068, 18508), (1246, 15864), (1322, 14952), (1424, 13881), (1869, 10576), (1983, 9968), (2136, 9254), (2492, 7932), (2644, 7476), (3738, 5288), (3966, 4984), (4272, 4627)]