20155896

素因数分解:

$2^3\times 3^2\times {\mathrm{271}}^1\times {\mathrm{1033}}^1$

素因数の和:1316

約数の個数: 48

約数和(自身を含む): 54843360

約数和(自身を除く): 34687464

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 271, 542, 813, 1033, 1084, 1626, 2066, 2168, 2439, 3099, 3252, 4132, 4878, 6198, 6504, 8264, 9297, 9756, 12396, 18594, 19512, 24792, 37188, 74376, 279943, 559886, 839829, 1119772, 1679658, 2239544, 2519487, 3359316, 5038974, 6718632, 10077948, 20155896]

約数ペア:

[(1, 20155896), (2, 10077948), (3, 6718632), (4, 5038974), (6, 3359316), (8, 2519487), (9, 2239544), (12, 1679658), (18, 1119772), (24, 839829), (36, 559886), (72, 279943), (271, 74376), (542, 37188), (813, 24792), (1033, 19512), (1084, 18594), (1626, 12396), (2066, 9756), (2168, 9297), (2439, 8264), (3099, 6504), (3252, 6198), (4132, 4878)]