19708494

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{6829}}^1$

素因数の和:6884

約数の個数: 32

約数和(自身を含む): 43602720

約数和(自身を除く): 23894226

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 74, 78, 111, 222, 481, 962, 1443, 2886, 6829, 13658, 20487, 40974, 88777, 177554, 252673, 266331, 505346, 532662, 758019, 1516038, 3284749, 6569498, 9854247, 19708494]

約数ペア:

[(1, 19708494), (2, 9854247), (3, 6569498), (6, 3284749), (13, 1516038), (26, 758019), (37, 532662), (39, 505346), (74, 266331), (78, 252673), (111, 177554), (222, 88777), (481, 40974), (962, 20487), (1443, 13658), (2886, 6829)]