20816334

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{653}}^1$

素因数の和:702

約数の個数: 96

約数和(自身を含む): 58765824

約数和(自身を除く): 37949490

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 23, 33, 42, 46, 63, 66, 69, 77, 99, 126, 138, 154, 161, 198, 207, 231, 253, 322, 414, 462, 483, 506, 653, 693, 759, 966, 1306, 1386, 1449, 1518, 1771, 1959, 2277, 2898, 3542, 3918, 4554, 4571, 5313, 5877, 7183, 9142, 10626, 11754, 13713, 14366, 15019, 15939, 21549, 27426, 30038, 31878, 41139, 43098, 45057, 50281, 64647, 82278, 90114, 100562, 105133, 129294, 135171, 150843, 165209, 210266, 270342, 301686, 315399, 330418, 452529, 495627, 630798, 905058, 946197, 991254, 1156463, 1486881, 1892394, 2312926, 2973762, 3469389, 6938778, 10408167, 20816334]

約数ペア:

[(1, 20816334), (2, 10408167), (3, 6938778), (6, 3469389), (7, 2973762), (9, 2312926), (11, 1892394), (14, 1486881), (18, 1156463), (21, 991254), (22, 946197), (23, 905058), (33, 630798), (42, 495627), (46, 452529), (63, 330418), (66, 315399), (69, 301686), (77, 270342), (99, 210266), (126, 165209), (138, 150843), (154, 135171), (161, 129294), (198, 105133), (207, 100562), (231, 90114), (253, 82278), (322, 64647), (414, 50281), (462, 45057), (483, 43098), (506, 41139), (653, 31878), (693, 30038), (759, 27426), (966, 21549), (1306, 15939), (1386, 15019), (1449, 14366), (1518, 13713), (1771, 11754), (1959, 10626), (2277, 9142), (2898, 7183), (3542, 5877), (3918, 5313), (4554, 4571)]