18231768

素因数分解:

$2^3\times 3^2\times {\mathrm{181}}^1\times {\mathrm{1399}}^1$

素因数の和:1592

約数の個数: 48

約数和(自身を含む): 49686000

約数和(自身を除く): 31454232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 181, 362, 543, 724, 1086, 1399, 1448, 1629, 2172, 2798, 3258, 4197, 4344, 5596, 6516, 8394, 11192, 12591, 13032, 16788, 25182, 33576, 50364, 100728, 253219, 506438, 759657, 1012876, 1519314, 2025752, 2278971, 3038628, 4557942, 6077256, 9115884, 18231768]

約数ペア:

[(1, 18231768), (2, 9115884), (3, 6077256), (4, 4557942), (6, 3038628), (8, 2278971), (9, 2025752), (12, 1519314), (18, 1012876), (24, 759657), (36, 506438), (72, 253219), (181, 100728), (362, 50364), (543, 33576), (724, 25182), (1086, 16788), (1399, 13032), (1448, 12591), (1629, 11192), (2172, 8394), (2798, 6516), (3258, 5596), (4197, 4344)]