19971252

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{26417}}^1$

素因数の和:26437

約数の個数: 48

約数和(自身を含む): 59176320

約数和(自身を除く): 39205068

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 26417, 52834, 79251, 105668, 158502, 184919, 237753, 317004, 369838, 475506, 554757, 713259, 739676, 951012, 1109514, 1426518, 1664271, 2219028, 2853036, 3328542, 4992813, 6657084, 9985626, 19971252]

約数ペア:

[(1, 19971252), (2, 9985626), (3, 6657084), (4, 4992813), (6, 3328542), (7, 2853036), (9, 2219028), (12, 1664271), (14, 1426518), (18, 1109514), (21, 951012), (27, 739676), (28, 713259), (36, 554757), (42, 475506), (54, 369838), (63, 317004), (84, 237753), (108, 184919), (126, 158502), (189, 105668), (252, 79251), (378, 52834), (756, 26417)]