20154762

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{547}}^1$

素因数の和:667

約数の個数: 48

約数和(自身を含む): 46163520

約数和(自身を除く): 26008758

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 89, 138, 178, 207, 267, 414, 534, 547, 801, 1094, 1602, 1641, 2047, 3282, 4094, 4923, 6141, 9846, 12282, 12581, 18423, 25162, 36846, 37743, 48683, 75486, 97366, 113229, 146049, 226458, 292098, 438147, 876294, 1119709, 2239418, 3359127, 6718254, 10077381, 20154762]

約数ペア:

[(1, 20154762), (2, 10077381), (3, 6718254), (6, 3359127), (9, 2239418), (18, 1119709), (23, 876294), (46, 438147), (69, 292098), (89, 226458), (138, 146049), (178, 113229), (207, 97366), (267, 75486), (414, 48683), (534, 37743), (547, 36846), (801, 25162), (1094, 18423), (1602, 12581), (1641, 12282), (2047, 9846), (3282, 6141), (4094, 4923)]