18561672

素因数分解:

$2^3\times 3^2\times {\mathrm{71}}^1\times {\mathrm{3631}}^1$

素因数の和:3714

約数の個数: 48

約数和(自身を含む): 50993280

約数和(自身を除く): 32431608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 71, 72, 142, 213, 284, 426, 568, 639, 852, 1278, 1704, 2556, 3631, 5112, 7262, 10893, 14524, 21786, 29048, 32679, 43572, 65358, 87144, 130716, 257801, 261432, 515602, 773403, 1031204, 1546806, 2062408, 2320209, 3093612, 4640418, 6187224, 9280836, 18561672]

約数ペア:

[(1, 18561672), (2, 9280836), (3, 6187224), (4, 4640418), (6, 3093612), (8, 2320209), (9, 2062408), (12, 1546806), (18, 1031204), (24, 773403), (36, 515602), (71, 261432), (72, 257801), (142, 130716), (213, 87144), (284, 65358), (426, 43572), (568, 32679), (639, 29048), (852, 21786), (1278, 14524), (1704, 10893), (2556, 7262), (3631, 5112)]