16874748

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{991}}^1$

素因数の和:1055

約数の個数: 72

約数和(自身を含む): 47663616

約数和(自身を除く): 30788868

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 43, 44, 66, 86, 99, 129, 132, 172, 198, 258, 387, 396, 473, 516, 774, 946, 991, 1419, 1548, 1892, 1982, 2838, 2973, 3964, 4257, 5676, 5946, 8514, 8919, 10901, 11892, 17028, 17838, 21802, 32703, 35676, 42613, 43604, 65406, 85226, 98109, 127839, 130812, 170452, 196218, 255678, 383517, 392436, 468743, 511356, 767034, 937486, 1406229, 1534068, 1874972, 2812458, 4218687, 5624916, 8437374, 16874748]

約数ペア:

[(1, 16874748), (2, 8437374), (3, 5624916), (4, 4218687), (6, 2812458), (9, 1874972), (11, 1534068), (12, 1406229), (18, 937486), (22, 767034), (33, 511356), (36, 468743), (43, 392436), (44, 383517), (66, 255678), (86, 196218), (99, 170452), (129, 130812), (132, 127839), (172, 98109), (198, 85226), (258, 65406), (387, 43604), (396, 42613), (473, 35676), (516, 32703), (774, 21802), (946, 17838), (991, 17028), (1419, 11892), (1548, 10901), (1892, 8919), (1982, 8514), (2838, 5946), (2973, 5676), (3964, 4257)]