19961496

素因数分解:

$2^3\times 3^2\times {\mathrm{53}}^1\times {\mathrm{5231}}^1$

素因数の和:5296

約数の個数: 48

約数和(自身を含む): 55092960

約数和(自身を除く): 35131464

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 53, 72, 106, 159, 212, 318, 424, 477, 636, 954, 1272, 1908, 3816, 5231, 10462, 15693, 20924, 31386, 41848, 47079, 62772, 94158, 125544, 188316, 277243, 376632, 554486, 831729, 1108972, 1663458, 2217944, 2495187, 3326916, 4990374, 6653832, 9980748, 19961496]

約数ペア:

[(1, 19961496), (2, 9980748), (3, 6653832), (4, 4990374), (6, 3326916), (8, 2495187), (9, 2217944), (12, 1663458), (18, 1108972), (24, 831729), (36, 554486), (53, 376632), (72, 277243), (106, 188316), (159, 125544), (212, 94158), (318, 62772), (424, 47079), (477, 41848), (636, 31386), (954, 20924), (1272, 15693), (1908, 10462), (3816, 5231)]