19180008

素因数分解:

$2^3\times 3^2\times {\mathrm{487}}^1\times {\mathrm{547}}^1$

素因数の和:1046

約数の個数: 48

約数和(自身を含む): 52147680

約数和(自身を除く): 32967672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 487, 547, 974, 1094, 1461, 1641, 1948, 2188, 2922, 3282, 3896, 4376, 4383, 4923, 5844, 6564, 8766, 9846, 11688, 13128, 17532, 19692, 35064, 39384, 266389, 532778, 799167, 1065556, 1598334, 2131112, 2397501, 3196668, 4795002, 6393336, 9590004, 19180008]

約数ペア:

[(1, 19180008), (2, 9590004), (3, 6393336), (4, 4795002), (6, 3196668), (8, 2397501), (9, 2131112), (12, 1598334), (18, 1065556), (24, 799167), (36, 532778), (72, 266389), (487, 39384), (547, 35064), (974, 19692), (1094, 17532), (1461, 13128), (1641, 11688), (1948, 9846), (2188, 8766), (2922, 6564), (3282, 5844), (3896, 4923), (4376, 4383)]